78538928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16417}}^1$

素因数の和:16461

約数の個数: 40

約数和(自身を含む): 171009888

約数和(自身を除く): 92470960

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 16417, 32834, 65668, 131336, 213421, 262672, 377591, 426842, 755182, 853684, 1510364, 1707368, 3020728, 3414736, 4908683, 6041456, 9817366, 19634732, 39269464, 78538928]

約数ペア:

[(1, 78538928), (2, 39269464), (4, 19634732), (8, 9817366), (13, 6041456), (16, 4908683), (23, 3414736), (26, 3020728), (46, 1707368), (52, 1510364), (92, 853684), (104, 755182), (184, 426842), (208, 377591), (299, 262672), (368, 213421), (598, 131336), (1196, 65668), (2392, 32834), (4784, 16417)]