880100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:704

約数の個数: 36

約数和(自身を含む): 2059764

約数和(自身を除く): 1179664

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 677, 1300, 1354, 2708, 3385, 6770, 8801, 13540, 16925, 17602, 33850, 35204, 44005, 67700, 88010, 176020, 220025, 440050, 880100]

約数ペア:

[(1, 880100), (2, 440050), (4, 220025), (5, 176020), (10, 88010), (13, 67700), (20, 44005), (25, 35204), (26, 33850), (50, 17602), (52, 16925), (65, 13540), (100, 8801), (130, 6770), (260, 3385), (325, 2708), (650, 1354), (677, 1300)]