78617656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 171460800

約数和(自身を除く): 92843144

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 53, 68, 104, 106, 136, 212, 221, 424, 442, 689, 839, 884, 901, 1378, 1678, 1768, 1802, 2756, 3356, 3604, 5512, 6712, 7208, 10907, 11713, 14263, 21814, 23426, 28526, 43628, 44467, 46852, 57052, 87256, 88934, 93704, 114104, 177868, 185419, 355736, 370838, 578071, 741676, 755939, 1156142, 1483352, 1511878, 2312284, 3023756, 4624568, 6047512, 9827207, 19654414, 39308828, 78617656]

約数ペア:

[(1, 78617656), (2, 39308828), (4, 19654414), (8, 9827207), (13, 6047512), (17, 4624568), (26, 3023756), (34, 2312284), (52, 1511878), (53, 1483352), (68, 1156142), (104, 755939), (106, 741676), (136, 578071), (212, 370838), (221, 355736), (424, 185419), (442, 177868), (689, 114104), (839, 93704), (884, 88934), (901, 87256), (1378, 57052), (1678, 46852), (1768, 44467), (1802, 43628), (2756, 28526), (3356, 23426), (3604, 21814), (5512, 14263), (6712, 11713), (7208, 10907)]