88109440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4491

約数の個数: 64

約数和(自身を含む): 217480320

約数和(自身を除く): 129370880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4441, 4960, 8882, 9920, 17764, 19840, 22205, 35528, 44410, 71056, 88820, 137671, 142112, 177640, 275342, 284224, 355280, 550684, 568448, 688355, 710560, 1101368, 1376710, 1421120, 2202736, 2753420, 2842240, 4405472, 5506840, 8810944, 11013680, 17621888, 22027360, 44054720, 88109440]

約数ペア:

[(1, 88109440), (2, 44054720), (4, 22027360), (5, 17621888), (8, 11013680), (10, 8810944), (16, 5506840), (20, 4405472), (31, 2842240), (32, 2753420), (40, 2202736), (62, 1421120), (64, 1376710), (80, 1101368), (124, 710560), (128, 688355), (155, 568448), (160, 550684), (248, 355280), (310, 284224), (320, 275342), (496, 177640), (620, 142112), (640, 137671), (992, 88820), (1240, 71056), (1984, 44410), (2480, 35528), (3968, 22205), (4441, 19840), (4960, 17764), (8882, 9920)]