25260872

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4990

約数の個数: 48

約数和(自身を含む): 59347260

約数和(自身を除く): 34086388

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 4957, 5096, 9914, 19828, 34699, 39656, 64441, 69398, 128882, 138796, 242893, 257764, 277592, 451087, 485786, 515528, 902174, 971572, 1804348, 1943144, 3157609, 3608696, 6315218, 12630436, 25260872]

約数ペア:

[(1, 25260872), (2, 12630436), (4, 6315218), (7, 3608696), (8, 3157609), (13, 1943144), (14, 1804348), (26, 971572), (28, 902174), (49, 515528), (52, 485786), (56, 451087), (91, 277592), (98, 257764), (104, 242893), (182, 138796), (196, 128882), (364, 69398), (392, 64441), (637, 39656), (728, 34699), (1274, 19828), (2548, 9914), (4957, 5096)]