8721850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 17784576

約数和(自身を除く): 9062726

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 331, 425, 527, 662, 775, 850, 1054, 1550, 1655, 2635, 3310, 5270, 5627, 8275, 10261, 11254, 13175, 16550, 20522, 26350, 28135, 51305, 56270, 102610, 140675, 174437, 256525, 281350, 348874, 513050, 872185, 1744370, 4360925, 8721850]

約数ペア:

[(1, 8721850), (2, 4360925), (5, 1744370), (10, 872185), (17, 513050), (25, 348874), (31, 281350), (34, 256525), (50, 174437), (62, 140675), (85, 102610), (155, 56270), (170, 51305), (310, 28135), (331, 26350), (425, 20522), (527, 16550), (662, 13175), (775, 11254), (850, 10261), (1054, 8275), (1550, 5627), (1655, 5270), (2635, 3310)]