2815150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 5812128

約数和(自身を除く): 2996978

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 71, 122, 130, 142, 305, 325, 355, 610, 650, 710, 793, 923, 1525, 1586, 1775, 1846, 3050, 3550, 3965, 4331, 4615, 7930, 8662, 9230, 19825, 21655, 23075, 39650, 43310, 46150, 56303, 108275, 112606, 216550, 281515, 563030, 1407575, 2815150]

約数ペア:

[(1, 2815150), (2, 1407575), (5, 563030), (10, 281515), (13, 216550), (25, 112606), (26, 108275), (50, 56303), (61, 46150), (65, 43310), (71, 39650), (122, 23075), (130, 21655), (142, 19825), (305, 9230), (325, 8662), (355, 7930), (610, 4615), (650, 4331), (710, 3965), (793, 3550), (923, 3050), (1525, 1846), (1586, 1775)]