86205640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 206530560

約数和(自身を除く): 120324920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 331, 340, 383, 662, 680, 766, 1324, 1532, 1655, 1915, 2648, 3064, 3310, 3830, 5627, 6511, 6620, 7660, 11254, 13022, 13240, 15320, 22508, 26044, 28135, 32555, 45016, 52088, 56270, 65110, 112540, 126773, 130220, 225080, 253546, 260440, 507092, 633865, 1014184, 1267730, 2155141, 2535460, 4310282, 5070920, 8620564, 10775705, 17241128, 21551410, 43102820, 86205640]

約数ペア:

[(1, 86205640), (2, 43102820), (4, 21551410), (5, 17241128), (8, 10775705), (10, 8620564), (17, 5070920), (20, 4310282), (34, 2535460), (40, 2155141), (68, 1267730), (85, 1014184), (136, 633865), (170, 507092), (331, 260440), (340, 253546), (383, 225080), (662, 130220), (680, 126773), (766, 112540), (1324, 65110), (1532, 56270), (1655, 52088), (1915, 45016), (2648, 32555), (3064, 28135), (3310, 26044), (3830, 22508), (5627, 15320), (6511, 13240), (6620, 13022), (7660, 11254)]