656388512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{15319}}^1$

素因数の和:15445

約数の個数: 48

約数和(自身を含む): 1405272960

約数和(自身を除く): 748884448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 103, 104, 206, 208, 412, 416, 824, 1339, 1648, 2678, 3296, 5356, 10712, 15319, 21424, 30638, 42848, 61276, 122552, 199147, 245104, 398294, 490208, 796588, 1577857, 1593176, 3155714, 3186352, 6311428, 6372704, 12622856, 20512141, 25245712, 41024282, 50491424, 82048564, 164097128, 328194256, 656388512]

約数ペア:

[(1, 656388512), (2, 328194256), (4, 164097128), (8, 82048564), (13, 50491424), (16, 41024282), (26, 25245712), (32, 20512141), (52, 12622856), (103, 6372704), (104, 6311428), (206, 3186352), (208, 3155714), (412, 1593176), (416, 1577857), (824, 796588), (1339, 490208), (1648, 398294), (2678, 245104), (3296, 199147), (5356, 122552), (10712, 61276), (15319, 42848), (21424, 30638)]