158489360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63907}}^1$

素因数の和:63951

約数の個数: 40

約数和(自身を含む): 380380416

約数和(自身を除く): 221891056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 63907, 127814, 255628, 319535, 511256, 639070, 1022512, 1278140, 1981117, 2556280, 3962234, 5112560, 7924468, 9905585, 15848936, 19811170, 31697872, 39622340, 79244680, 158489360]

約数ペア:

[(1, 158489360), (2, 79244680), (4, 39622340), (5, 31697872), (8, 19811170), (10, 15848936), (16, 9905585), (20, 7924468), (31, 5112560), (40, 3962234), (62, 2556280), (80, 1981117), (124, 1278140), (155, 1022512), (248, 639070), (310, 511256), (496, 319535), (620, 255628), (1240, 127814), (2480, 63907)]