123072890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{3181}}^1$

素因数の和:3314

約数の個数: 32

約数和(自身を含む): 228874896

約数和(自身を除く): 105802006

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 730, 3181, 3869, 6362, 7738, 15905, 19345, 31810, 38690, 168593, 232213, 337186, 464426, 842965, 1161065, 1685930, 2322130, 12307289, 24614578, 61536445, 123072890]

約数ペア:

[(1, 123072890), (2, 61536445), (5, 24614578), (10, 12307289), (53, 2322130), (73, 1685930), (106, 1161065), (146, 842965), (265, 464426), (365, 337186), (530, 232213), (730, 168593), (3181, 38690), (3869, 31810), (6362, 19345), (7738, 15905)]