79923740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307399}}^1$

素因数の和:307421

約数の個数: 24

約数和(自身を含む): 180751200

約数和(自身を除く): 100827460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307399, 614798, 1229596, 1536995, 3073990, 3996187, 6147980, 7992374, 15984748, 19980935, 39961870, 79923740]

約数ペア:

[(1, 79923740), (2, 39961870), (4, 19980935), (5, 15984748), (10, 7992374), (13, 6147980), (20, 3996187), (26, 3073990), (52, 1536995), (65, 1229596), (130, 614798), (260, 307399)]