30961250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 80

約数和(自身を含む): 64779264

約数和(自身を除く): 33818014

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 47, 50, 62, 85, 94, 125, 155, 170, 235, 250, 310, 425, 470, 527, 625, 775, 799, 850, 1054, 1175, 1250, 1457, 1550, 1598, 2125, 2350, 2635, 2914, 3875, 3995, 4250, 5270, 5875, 7285, 7750, 7990, 10625, 11750, 13175, 14570, 19375, 19975, 21250, 24769, 26350, 29375, 36425, 38750, 39950, 49538, 58750, 65875, 72850, 99875, 123845, 131750, 182125, 199750, 247690, 329375, 364250, 499375, 619225, 658750, 910625, 998750, 1238450, 1821250, 3096125, 6192250, 15480625, 30961250]

約数ペア:

[(1, 30961250), (2, 15480625), (5, 6192250), (10, 3096125), (17, 1821250), (25, 1238450), (31, 998750), (34, 910625), (47, 658750), (50, 619225), (62, 499375), (85, 364250), (94, 329375), (125, 247690), (155, 199750), (170, 182125), (235, 131750), (250, 123845), (310, 99875), (425, 72850), (470, 65875), (527, 58750), (625, 49538), (775, 39950), (799, 38750), (850, 36425), (1054, 29375), (1175, 26350), (1250, 24769), (1457, 21250), (1550, 19975), (1598, 19375), (2125, 14570), (2350, 13175), (2635, 11750), (2914, 10625), (3875, 7990), (3995, 7750), (4250, 7285), (5270, 5875)]