259376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 40

約数和(自身を含む): 572880

約数和(自身を除く): 313504

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 43, 52, 58, 86, 104, 116, 172, 208, 232, 344, 377, 464, 559, 688, 754, 1118, 1247, 1508, 2236, 2494, 3016, 4472, 4988, 6032, 8944, 9976, 16211, 19952, 32422, 64844, 129688, 259376]

約数ペア:

[(1, 259376), (2, 129688), (4, 64844), (8, 32422), (13, 19952), (16, 16211), (26, 9976), (29, 8944), (43, 6032), (52, 4988), (58, 4472), (86, 3016), (104, 2494), (116, 2236), (172, 1508), (208, 1247), (232, 1118), (344, 754), (377, 688), (464, 559)]