73856960

素因数分解:

$2^6\times 5^1\times {\mathrm{443}}^1\times {\mathrm{521}}^1$

素因数の和:981

約数の個数: 56

約数和(自身を含む): 176607216

約数和(自身を除く): 102750256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 443, 521, 886, 1042, 1772, 2084, 2215, 2605, 3544, 4168, 4430, 5210, 7088, 8336, 8860, 10420, 14176, 16672, 17720, 20840, 28352, 33344, 35440, 41680, 70880, 83360, 141760, 166720, 230803, 461606, 923212, 1154015, 1846424, 2308030, 3692848, 4616060, 7385696, 9232120, 14771392, 18464240, 36928480, 73856960]

約数ペア:

[(1, 73856960), (2, 36928480), (4, 18464240), (5, 14771392), (8, 9232120), (10, 7385696), (16, 4616060), (20, 3692848), (32, 2308030), (40, 1846424), (64, 1154015), (80, 923212), (160, 461606), (320, 230803), (443, 166720), (521, 141760), (886, 83360), (1042, 70880), (1772, 41680), (2084, 35440), (2215, 33344), (2605, 28352), (3544, 20840), (4168, 17720), (4430, 16672), (5210, 14176), (7088, 10420), (8336, 8860)]