25596688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1129}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 53946200

約数和(自身を除く): 28349512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1129, 1417, 1744, 2258, 2834, 4516, 5668, 9032, 11336, 14677, 18064, 22672, 29354, 58708, 117416, 123061, 234832, 246122, 492244, 984488, 1599793, 1968976, 3199586, 6399172, 12798344, 25596688]

約数ペア:

[(1, 25596688), (2, 12798344), (4, 6399172), (8, 3199586), (13, 1968976), (16, 1599793), (26, 984488), (52, 492244), (104, 246122), (109, 234832), (208, 123061), (218, 117416), (436, 58708), (872, 29354), (1129, 22672), (1417, 18064), (1744, 14677), (2258, 11336), (2834, 9032), (4516, 5668)]