77140390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 78535130

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 109, 115, 170, 181, 218, 230, 362, 391, 545, 782, 905, 1090, 1810, 1853, 1955, 2507, 3077, 3706, 3910, 4163, 5014, 6154, 8326, 9265, 12535, 15385, 18530, 19729, 20815, 25070, 30770, 39458, 41630, 42619, 70771, 85238, 98645, 141542, 197290, 213095, 335393, 353855, 426190, 453767, 670786, 707710, 907534, 1676965, 2268835, 3353930, 4537670, 7714039, 15428078, 38570195, 77140390]

約数ペア:

[(1, 77140390), (2, 38570195), (5, 15428078), (10, 7714039), (17, 4537670), (23, 3353930), (34, 2268835), (46, 1676965), (85, 907534), (109, 707710), (115, 670786), (170, 453767), (181, 426190), (218, 353855), (230, 335393), (362, 213095), (391, 197290), (545, 141542), (782, 98645), (905, 85238), (1090, 70771), (1810, 42619), (1853, 41630), (1955, 39458), (2507, 30770), (3077, 25070), (3706, 20815), (3910, 19729), (4163, 18530), (5014, 15385), (6154, 12535), (8326, 9265)]