16616080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1229}}^1$

素因数の和:1268

約数の個数: 60

約数和(自身を含む): 41866740

約数和(自身を除く): 25250660

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1229, 1352, 1690, 2458, 2704, 3380, 4916, 6145, 6760, 9832, 12290, 13520, 15977, 19664, 24580, 31954, 49160, 63908, 79885, 98320, 127816, 159770, 207701, 255632, 319540, 415402, 639080, 830804, 1038505, 1278160, 1661608, 2077010, 3323216, 4154020, 8308040, 16616080]

約数ペア:

[(1, 16616080), (2, 8308040), (4, 4154020), (5, 3323216), (8, 2077010), (10, 1661608), (13, 1278160), (16, 1038505), (20, 830804), (26, 639080), (40, 415402), (52, 319540), (65, 255632), (80, 207701), (104, 159770), (130, 127816), (169, 98320), (208, 79885), (260, 63908), (338, 49160), (520, 31954), (676, 24580), (845, 19664), (1040, 15977), (1229, 13520), (1352, 12290), (1690, 9832), (2458, 6760), (2704, 6145), (3380, 4916)]