71388200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27457}}^1$

素因数の和:27486

約数の個数: 48

約数和(自身を含む): 178751580

約数和(自身を除く): 107363380

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 27457, 54914, 109828, 137285, 219656, 274570, 356941, 549140, 686425, 713882, 1098280, 1372850, 1427764, 1784705, 2745700, 2855528, 3569410, 5491400, 7138820, 8923525, 14277640, 17847050, 35694100, 71388200]

約数ペア:

[(1, 71388200), (2, 35694100), (4, 17847050), (5, 14277640), (8, 8923525), (10, 7138820), (13, 5491400), (20, 3569410), (25, 2855528), (26, 2745700), (40, 1784705), (50, 1427764), (52, 1372850), (65, 1098280), (100, 713882), (104, 686425), (130, 549140), (200, 356941), (260, 274570), (325, 219656), (520, 137285), (650, 109828), (1300, 54914), (2600, 27457)]