810836000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 2219083776

約数和(自身を除く): 1408247776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 125, 130, 155, 160, 200, 208, 248, 250, 260, 310, 325, 400, 403, 416, 496, 500, 503, 520, 620, 650, 775, 800, 806, 992, 1000, 1006, 1040, 1240, 1300, 1550, 1612, 1625, 2000, 2012, 2015, 2080, 2480, 2515, 2600, 3100, 3224, 3250, 3875, 4000, 4024, 4030, 4960, 5030, 5200, 6200, 6448, 6500, 6539, 7750, 8048, 8060, 10060, 10075, 10400, 12400, 12575, 12896, 13000, 13078, 15500, 15593, 16096, 16120, 20120, 20150, 24800, 25150, 26000, 26156, 31000, 31186, 32240, 32695, 40240, 40300, 50300, 50375, 52000, 52312, 62000, 62372, 62875, 64480, 65390, 77965, 80480, 80600, 100600, 100750, 104624, 124000, 124744, 125750, 130780, 155930, 161200, 163475, 201200, 201500, 202709, 209248, 249488, 251500, 261560, 311860, 322400, 326950, 389825, 402400, 403000, 405418, 498976, 503000, 523120, 623720, 653900, 779650, 806000, 810836, 817375, 1006000, 1013545, 1046240, 1247440, 1307800, 1559300, 1612000, 1621672, 1634750, 1949125, 2012000, 2027090, 2494880, 2615600, 3118600, 3243344, 3269500, 3898250, 4054180, 5067725, 5231200, 6237200, 6486688, 6539000, 7796500, 8108360, 10135450, 12474400, 13078000, 15593000, 16216720, 20270900, 25338625, 26156000, 31186000, 32433440, 40541800, 50677250, 62372000, 81083600, 101354500, 162167200, 202709000, 405418000, 810836000]

約数ペア:

[(1, 810836000), (2, 405418000), (4, 202709000), (5, 162167200), (8, 101354500), (10, 81083600), (13, 62372000), (16, 50677250), (20, 40541800), (25, 32433440), (26, 31186000), (31, 26156000), (32, 25338625), (40, 20270900), (50, 16216720), (52, 15593000), (62, 13078000), (65, 12474400), (80, 10135450), (100, 8108360), (104, 7796500), (124, 6539000), (125, 6486688), (130, 6237200), (155, 5231200), (160, 5067725), (200, 4054180), (208, 3898250), (248, 3269500), (250, 3243344), (260, 3118600), (310, 2615600), (325, 2494880), (400, 2027090), (403, 2012000), (416, 1949125), (496, 1634750), (500, 1621672), (503, 1612000), (520, 1559300), (620, 1307800), (650, 1247440), (775, 1046240), (800, 1013545), (806, 1006000), (992, 817375), (1000, 810836), (1006, 806000), (1040, 779650), (1240, 653900), (1300, 623720), (1550, 523120), (1612, 503000), (1625, 498976), (2000, 405418), (2012, 403000), (2015, 402400), (2080, 389825), (2480, 326950), (2515, 322400), (2600, 311860), (3100, 261560), (3224, 251500), (3250, 249488), (3875, 209248), (4000, 202709), (4024, 201500), (4030, 201200), (4960, 163475), (5030, 161200), (5200, 155930), (6200, 130780), (6448, 125750), (6500, 124744), (6539, 124000), (7750, 104624), (8048, 100750), (8060, 100600), (10060, 80600), (10075, 80480), (10400, 77965), (12400, 65390), (12575, 64480), (12896, 62875), (13000, 62372), (13078, 62000), (15500, 52312), (15593, 52000), (16096, 50375), (16120, 50300), (20120, 40300), (20150, 40240), (24800, 32695), (25150, 32240), (26000, 31186), (26156, 31000)]