24996970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 26324630

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 71, 85, 95, 109, 142, 170, 190, 218, 323, 355, 545, 646, 710, 1090, 1207, 1349, 1615, 1853, 2071, 2414, 2698, 3230, 3706, 4142, 6035, 6745, 7739, 9265, 10355, 12070, 13490, 15478, 18530, 20710, 22933, 35207, 38695, 45866, 70414, 77390, 114665, 131563, 147041, 176035, 229330, 263126, 294082, 352070, 657815, 735205, 1315630, 1470410, 2499697, 4999394, 12498485, 24996970]

約数ペア:

[(1, 24996970), (2, 12498485), (5, 4999394), (10, 2499697), (17, 1470410), (19, 1315630), (34, 735205), (38, 657815), (71, 352070), (85, 294082), (95, 263126), (109, 229330), (142, 176035), (170, 147041), (190, 131563), (218, 114665), (323, 77390), (355, 70414), (545, 45866), (646, 38695), (710, 35207), (1090, 22933), (1207, 20710), (1349, 18530), (1615, 15478), (1853, 13490), (2071, 12070), (2414, 10355), (2698, 9265), (3230, 7739), (3706, 6745), (4142, 6035)]