28909599380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3491}}^1\times {\mathrm{10099}}^1$

素因数の和:13640

約数の個数: 48

約数和(自身を含む): 62214868800

約数和(自身を除く): 33305269420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3491, 6982, 10099, 13964, 17455, 20198, 34910, 40396, 50495, 69820, 100990, 143131, 201980, 286262, 414059, 572524, 715655, 828118, 1431310, 1656236, 2070295, 2862620, 4140590, 8281180, 35255609, 70511218, 141022436, 176278045, 352556090, 705112180, 1445479969, 2890959938, 5781919876, 7227399845, 14454799690, 28909599380]

約数ペア:

[(1, 28909599380), (2, 14454799690), (4, 7227399845), (5, 5781919876), (10, 2890959938), (20, 1445479969), (41, 705112180), (82, 352556090), (164, 176278045), (205, 141022436), (410, 70511218), (820, 35255609), (3491, 8281180), (6982, 4140590), (10099, 2862620), (13964, 2070295), (17455, 1656236), (20198, 1431310), (34910, 828118), (40396, 715655), (50495, 572524), (69820, 414059), (100990, 286262), (143131, 201980)]