28960100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22277}}^1$

素因数の和:22304

約数の個数: 36

約数和(自身を含む): 67680564

約数和(自身を除く): 38720464

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 22277, 44554, 89108, 111385, 222770, 289601, 445540, 556925, 579202, 1113850, 1158404, 1448005, 2227700, 2896010, 5792020, 7240025, 14480050, 28960100]

約数ペア:

[(1, 28960100), (2, 14480050), (4, 7240025), (5, 5792020), (10, 2896010), (13, 2227700), (20, 1448005), (25, 1158404), (26, 1113850), (50, 579202), (52, 556925), (65, 445540), (100, 289601), (130, 222770), (260, 111385), (325, 89108), (650, 44554), (1300, 22277)]