25157970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{631}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 65662272

約数和(自身を除く): 40504302

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 443, 631, 886, 1262, 1329, 1893, 2215, 2658, 3155, 3786, 3987, 4430, 5679, 6310, 6645, 7974, 9465, 11358, 13290, 18930, 19935, 28395, 39870, 56790, 279533, 559066, 838599, 1397665, 1677198, 2515797, 2795330, 4192995, 5031594, 8385990, 12578985, 25157970]

約数ペア:

[(1, 25157970), (2, 12578985), (3, 8385990), (5, 5031594), (6, 4192995), (9, 2795330), (10, 2515797), (15, 1677198), (18, 1397665), (30, 838599), (45, 559066), (90, 279533), (443, 56790), (631, 39870), (886, 28395), (1262, 19935), (1329, 18930), (1893, 13290), (2215, 11358), (2658, 9465), (3155, 7974), (3786, 6645), (3987, 6310), (4430, 5679)]