25810564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 50552320

約数和(自身を除く): 24741756

約数列:

[1, 2, 4, 13, 26, 52, 61, 79, 103, 122, 158, 206, 244, 316, 412, 793, 1027, 1339, 1586, 2054, 2678, 3172, 4108, 4819, 5356, 6283, 8137, 9638, 12566, 16274, 19276, 25132, 32548, 62647, 81679, 105781, 125294, 163358, 211562, 250588, 326716, 423124, 496357, 992714, 1985428, 6452641, 12905282, 25810564]

約数ペア:

[(1, 25810564), (2, 12905282), (4, 6452641), (13, 1985428), (26, 992714), (52, 496357), (61, 423124), (79, 326716), (103, 250588), (122, 211562), (158, 163358), (206, 125294), (244, 105781), (316, 81679), (412, 62647), (793, 32548), (1027, 25132), (1339, 19276), (1586, 16274), (2054, 12566), (2678, 9638), (3172, 8137), (4108, 6283), (4819, 5356)]