102072100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{78517}}^1$

素因数の和:78544

約数の個数: 36

約数和(自身を含む): 238537684

約数和(自身を除く): 136465584

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 78517, 157034, 314068, 392585, 785170, 1020721, 1570340, 1962925, 2041442, 3925850, 4082884, 5103605, 7851700, 10207210, 20414420, 25518025, 51036050, 102072100]

約数ペア:

[(1, 102072100), (2, 51036050), (4, 25518025), (5, 20414420), (10, 10207210), (13, 7851700), (20, 5103605), (25, 4082884), (26, 3925850), (50, 2041442), (52, 1962925), (65, 1570340), (100, 1020721), (130, 785170), (260, 392585), (325, 314068), (650, 157034), (1300, 78517)]