65098840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{30707}}^1$

素因数の和:30771

約数の個数: 32

約数和(自身を含む): 149240880

約数和(自身を除く): 84142040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 30707, 61414, 122828, 153535, 245656, 307070, 614140, 1228280, 1627471, 3254942, 6509884, 8137355, 13019768, 16274710, 32549420, 65098840]

約数ペア:

[(1, 65098840), (2, 32549420), (4, 16274710), (5, 13019768), (8, 8137355), (10, 6509884), (20, 3254942), (40, 1627471), (53, 1228280), (106, 614140), (212, 307070), (265, 245656), (424, 153535), (530, 122828), (1060, 61414), (2120, 30707)]