81018470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32801}}^1$

素因数の和:32840

約数の個数: 32

約数和(自身を含む): 165322080

約数和(自身を除く): 84303610

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 32801, 65602, 164005, 328010, 426413, 623219, 852826, 1246438, 2132065, 3116095, 4264130, 6232190, 8101847, 16203694, 40509235, 81018470]

約数ペア:

[(1, 81018470), (2, 40509235), (5, 16203694), (10, 8101847), (13, 6232190), (19, 4264130), (26, 3116095), (38, 2132065), (65, 1246438), (95, 852826), (130, 623219), (190, 426413), (247, 328010), (494, 164005), (1235, 65602), (2470, 32801)]