251566300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 568713600

約数和(自身を除く): 317147300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 223, 290, 389, 446, 580, 725, 778, 892, 1115, 1450, 1556, 1945, 2230, 2900, 3890, 4460, 5575, 6467, 7780, 9725, 11150, 11281, 12934, 19450, 22300, 22562, 25868, 32335, 38900, 45124, 56405, 64670, 86747, 112810, 129340, 161675, 173494, 225620, 282025, 323350, 346988, 433735, 564050, 646700, 867470, 1128100, 1734940, 2168675, 2515663, 4337350, 5031326, 8674700, 10062652, 12578315, 25156630, 50313260, 62891575, 125783150, 251566300]

約数ペア:

[(1, 251566300), (2, 125783150), (4, 62891575), (5, 50313260), (10, 25156630), (20, 12578315), (25, 10062652), (29, 8674700), (50, 5031326), (58, 4337350), (100, 2515663), (116, 2168675), (145, 1734940), (223, 1128100), (290, 867470), (389, 646700), (446, 564050), (580, 433735), (725, 346988), (778, 323350), (892, 282025), (1115, 225620), (1450, 173494), (1556, 161675), (1945, 129340), (2230, 112810), (2900, 86747), (3890, 64670), (4460, 56405), (5575, 45124), (6467, 38900), (7780, 32335), (9725, 25868), (11150, 22562), (11281, 22300), (12934, 19450)]