88545920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4463}}^1$

素因数の和:4513

約数の個数: 64

約数和(自身を含む): 218557440

約数和(自身を除く): 130011520

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, 4463, 4960, 8926, 9920, 17852, 19840, 22315, 35704, 44630, 71408, 89260, 138353, 142816, 178520, 276706, 285632, 357040, 553412, 571264, 691765, 714080, 1106824, 1383530, 1428160, 2213648, 2767060, 2856320, 4427296, 5534120, 8854592, 11068240, 17709184, 22136480, 44272960, 88545920]

約数ペア:

[(1, 88545920), (2, 44272960), (4, 22136480), (5, 17709184), (8, 11068240), (10, 8854592), (16, 5534120), (20, 4427296), (31, 2856320), (32, 2767060), (40, 2213648), (62, 1428160), (64, 1383530), (80, 1106824), (124, 714080), (128, 691765), (155, 571264), (160, 553412), (248, 357040), (310, 285632), (320, 276706), (496, 178520), (620, 142816), (640, 138353), (992, 89260), (1240, 71408), (1984, 44630), (2480, 35704), (3968, 22315), (4463, 19840), (4960, 17852), (8926, 9920)]