12580100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9677}}^1$

素因数の和:9704

約数の個数: 36

約数和(自身を含む): 29401764

約数和(自身を除く): 16821664

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 9677, 19354, 38708, 48385, 96770, 125801, 193540, 241925, 251602, 483850, 503204, 629005, 967700, 1258010, 2516020, 3145025, 6290050, 12580100]

約数ペア:

[(1, 12580100), (2, 6290050), (4, 3145025), (5, 2516020), (10, 1258010), (13, 967700), (20, 629005), (25, 503204), (26, 483850), (50, 251602), (52, 241925), (65, 193540), (100, 125801), (130, 96770), (260, 48385), (325, 38708), (650, 19354), (1300, 9677)]