78475730

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 144191664

約数和(自身を除く): 65715934

約数列:

[1, 2, 5, 10, 73, 146, 193, 365, 386, 557, 730, 965, 1114, 1930, 2785, 5570, 14089, 28178, 40661, 70445, 81322, 107501, 140890, 203305, 215002, 406610, 537505, 1075010, 7847573, 15695146, 39237865, 78475730]

約数ペア:

[(1, 78475730), (2, 39237865), (5, 15695146), (10, 7847573), (73, 1075010), (146, 537505), (193, 406610), (365, 215002), (386, 203305), (557, 140890), (730, 107501), (965, 81322), (1114, 70445), (1930, 40661), (2785, 28178), (5570, 14089)]