77154415

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 109571616

約数和(自身を除く): 32417201

約数列:

[1, 5, 13, 17, 41, 65, 85, 131, 169, 205, 221, 533, 655, 697, 845, 1105, 1703, 2227, 2665, 2873, 3485, 5371, 6929, 8515, 9061, 11135, 14365, 22139, 26855, 28951, 34645, 45305, 69823, 91307, 110695, 117793, 144755, 349115, 376363, 456535, 588965, 907699, 1186991, 1881815, 4538495, 5934955, 15430883, 77154415]

約数ペア:

[(1, 77154415), (5, 15430883), (13, 5934955), (17, 4538495), (41, 1881815), (65, 1186991), (85, 907699), (131, 588965), (169, 456535), (205, 376363), (221, 349115), (533, 144755), (655, 117793), (697, 110695), (845, 91307), (1105, 69823), (1703, 45305), (2227, 34645), (2665, 28951), (2873, 26855), (3485, 22139), (5371, 14365), (6929, 11135), (8515, 9061)]