129879100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{99907}}^1$

素因数の和:99934

約数の個数: 36

約数和(自身を含む): 303520504

約数和(自身を除く): 173641404

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 99907, 199814, 399628, 499535, 999070, 1298791, 1998140, 2497675, 2597582, 4995350, 5195164, 6493955, 9990700, 12987910, 25975820, 32469775, 64939550, 129879100]

約数ペア:

[(1, 129879100), (2, 64939550), (4, 32469775), (5, 25975820), (10, 12987910), (13, 9990700), (20, 6493955), (25, 5195164), (26, 4995350), (50, 2597582), (52, 2497675), (65, 1998140), (100, 1298791), (130, 999070), (260, 499535), (325, 399628), (650, 199814), (1300, 99907)]