51546920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1201}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 123325200

約数和(自身を除く): 71778280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1201, 1480, 2146, 2402, 4292, 4804, 5365, 6005, 8584, 9608, 10730, 12010, 21460, 24020, 34829, 42920, 44437, 48040, 69658, 88874, 139316, 174145, 177748, 222185, 278632, 348290, 355496, 444370, 696580, 888740, 1288673, 1393160, 1777480, 2577346, 5154692, 6443365, 10309384, 12886730, 25773460, 51546920]

約数ペア:

[(1, 51546920), (2, 25773460), (4, 12886730), (5, 10309384), (8, 6443365), (10, 5154692), (20, 2577346), (29, 1777480), (37, 1393160), (40, 1288673), (58, 888740), (74, 696580), (116, 444370), (145, 355496), (148, 348290), (185, 278632), (232, 222185), (290, 177748), (296, 174145), (370, 139316), (580, 88874), (740, 69658), (1073, 48040), (1160, 44437), (1201, 42920), (1480, 34829), (2146, 24020), (2402, 21460), (4292, 12010), (4804, 10730), (5365, 9608), (6005, 8584)]