25033180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 57558816

約数和(自身を除く): 32525636

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 71, 85, 122, 142, 170, 244, 284, 289, 305, 340, 355, 578, 610, 710, 1037, 1156, 1207, 1220, 1420, 1445, 2074, 2414, 2890, 4148, 4331, 4828, 5185, 5780, 6035, 8662, 10370, 12070, 17324, 17629, 20519, 20740, 21655, 24140, 35258, 41038, 43310, 70516, 73627, 82076, 86620, 88145, 102595, 147254, 176290, 205190, 294508, 352580, 368135, 410380, 736270, 1251659, 1472540, 2503318, 5006636, 6258295, 12516590, 25033180]

約数ペア:

[(1, 25033180), (2, 12516590), (4, 6258295), (5, 5006636), (10, 2503318), (17, 1472540), (20, 1251659), (34, 736270), (61, 410380), (68, 368135), (71, 352580), (85, 294508), (122, 205190), (142, 176290), (170, 147254), (244, 102595), (284, 88145), (289, 86620), (305, 82076), (340, 73627), (355, 70516), (578, 43310), (610, 41038), (710, 35258), (1037, 24140), (1156, 21655), (1207, 20740), (1220, 20519), (1420, 17629), (1445, 17324), (2074, 12070), (2414, 10370), (2890, 8662), (4148, 6035), (4331, 5780), (4828, 5185)]