78774736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2657}}^1$

素因数の和:2791

約数の個数: 40

約数和(自身を含む): 163148040

約数和(自身を除く): 84373304

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 109, 136, 218, 272, 436, 872, 1744, 1853, 2657, 3706, 5314, 7412, 10628, 14824, 21256, 29648, 42512, 45169, 90338, 180676, 289613, 361352, 579226, 722704, 1158452, 2316904, 4633808, 4923421, 9846842, 19693684, 39387368, 78774736]

約数ペア:

[(1, 78774736), (2, 39387368), (4, 19693684), (8, 9846842), (16, 4923421), (17, 4633808), (34, 2316904), (68, 1158452), (109, 722704), (136, 579226), (218, 361352), (272, 289613), (436, 180676), (872, 90338), (1744, 45169), (1853, 42512), (2657, 29648), (3706, 21256), (5314, 14824), (7412, 10628)]