625025640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1507

約数の個数: 128

約数和(自身を含む): 1941667200

約数和(自身を除く): 1316641560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 89, 120, 129, 172, 178, 215, 258, 267, 344, 356, 430, 445, 516, 534, 645, 712, 860, 890, 1032, 1068, 1290, 1335, 1361, 1720, 1780, 2136, 2580, 2670, 2722, 3560, 3827, 4083, 5160, 5340, 5444, 6805, 7654, 8166, 10680, 10888, 11481, 13610, 15308, 16332, 19135, 20415, 22962, 27220, 30616, 32664, 38270, 40830, 45924, 54440, 57405, 58523, 76540, 81660, 91848, 114810, 117046, 121129, 153080, 163320, 175569, 229620, 234092, 242258, 292615, 351138, 363387, 459240, 468184, 484516, 585230, 605645, 702276, 726774, 877845, 969032, 1170460, 1211290, 1404552, 1453548, 1755690, 1816935, 2340920, 2422580, 2907096, 3511380, 3633870, 4845160, 5208547, 7022760, 7267740, 10417094, 14535480, 15625641, 20834188, 26042735, 31251282, 41668376, 52085470, 62502564, 78128205, 104170940, 125005128, 156256410, 208341880, 312512820, 625025640]

約数ペア:

[(1, 625025640), (2, 312512820), (3, 208341880), (4, 156256410), (5, 125005128), (6, 104170940), (8, 78128205), (10, 62502564), (12, 52085470), (15, 41668376), (20, 31251282), (24, 26042735), (30, 20834188), (40, 15625641), (43, 14535480), (60, 10417094), (86, 7267740), (89, 7022760), (120, 5208547), (129, 4845160), (172, 3633870), (178, 3511380), (215, 2907096), (258, 2422580), (267, 2340920), (344, 1816935), (356, 1755690), (430, 1453548), (445, 1404552), (516, 1211290), (534, 1170460), (645, 969032), (712, 877845), (860, 726774), (890, 702276), (1032, 605645), (1068, 585230), (1290, 484516), (1335, 468184), (1361, 459240), (1720, 363387), (1780, 351138), (2136, 292615), (2580, 242258), (2670, 234092), (2722, 229620), (3560, 175569), (3827, 163320), (4083, 153080), (5160, 121129), (5340, 117046), (5444, 114810), (6805, 91848), (7654, 81660), (8166, 76540), (10680, 58523), (10888, 57405), (11481, 54440), (13610, 45924), (15308, 40830), (16332, 38270), (19135, 32664), (20415, 30616), (22962, 27220)]