25457908

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 54673920

約数和(自身を除く): 29216012

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 79, 119, 158, 238, 316, 476, 553, 677, 1106, 1343, 1354, 2212, 2686, 2708, 4739, 5372, 9401, 9478, 11509, 18802, 18956, 23018, 37604, 46036, 53483, 80563, 106966, 161126, 213932, 322252, 374381, 748762, 909211, 1497524, 1818422, 3636844, 6364477, 12728954, 25457908]

約数ペア:

[(1, 25457908), (2, 12728954), (4, 6364477), (7, 3636844), (14, 1818422), (17, 1497524), (28, 909211), (34, 748762), (68, 374381), (79, 322252), (119, 213932), (158, 161126), (238, 106966), (316, 80563), (476, 53483), (553, 46036), (677, 37604), (1106, 23018), (1343, 18956), (1354, 18802), (2212, 11509), (2686, 9478), (2708, 9401), (4739, 5372)]