20199327200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{62653}}^1$

素因数の和:62717

約数の個数: 144

約数和(自身を含む): 54818741376

約数和(自身を除く): 34619414176

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, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 992, 1040, 1240, 1300, 1550, 1612, 2015, 2080, 2480, 2600, 3100, 3224, 4030, 4960, 5200, 6200, 6448, 8060, 10075, 10400, 12400, 12896, 16120, 20150, 24800, 32240, 40300, 62653, 64480, 80600, 125306, 161200, 250612, 313265, 322400, 501224, 626530, 814489, 1002448, 1253060, 1566325, 1628978, 1942243, 2004896, 2506120, 3132650, 3257956, 3884486, 4072445, 5012240, 6265300, 6515912, 7768972, 8144890, 9711215, 10024480, 12530600, 13031824, 15537944, 16289780, 19422430, 20362225, 25061200, 25249159, 26063648, 31075888, 32579560, 38844860, 40724450, 48556075, 50122400, 50498318, 62151776, 65159120, 77689720, 81448900, 97112150, 100996636, 126245795, 130318240, 155379440, 162897800, 194224300, 201993272, 252491590, 310758880, 325795600, 388448600, 403986544, 504983180, 631228975, 651591200, 776897200, 807973088, 1009966360, 1262457950, 1553794400, 2019932720, 2524915900, 4039865440, 5049831800, 10099663600, 20199327200]

約数ペア:

[(1, 20199327200), (2, 10099663600), (4, 5049831800), (5, 4039865440), (8, 2524915900), (10, 2019932720), (13, 1553794400), (16, 1262457950), (20, 1009966360), (25, 807973088), (26, 776897200), (31, 651591200), (32, 631228975), (40, 504983180), (50, 403986544), (52, 388448600), (62, 325795600), (65, 310758880), (80, 252491590), (100, 201993272), (104, 194224300), (124, 162897800), (130, 155379440), (155, 130318240), (160, 126245795), (200, 100996636), (208, 97112150), (248, 81448900), (260, 77689720), (310, 65159120), (325, 62151776), (400, 50498318), (403, 50122400), (416, 48556075), (496, 40724450), (520, 38844860), (620, 32579560), (650, 31075888), (775, 26063648), (800, 25249159), (806, 25061200), (992, 20362225), (1040, 19422430), (1240, 16289780), (1300, 15537944), (1550, 13031824), (1612, 12530600), (2015, 10024480), (2080, 9711215), (2480, 8144890), (2600, 7768972), (3100, 6515912), (3224, 6265300), (4030, 5012240), (4960, 4072445), (5200, 3884486), (6200, 3257956), (6448, 3132650), (8060, 2506120), (10075, 2004896), (10400, 1942243), (12400, 1628978), (12896, 1566325), (16120, 1253060), (20150, 1002448), (24800, 814489), (32240, 626530), (40300, 501224), (62653, 322400), (64480, 313265), (80600, 250612), (125306, 161200)]