25652848

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:266

約数の個数: 60

約数和(自身を含む): 55141560

約数和(自身を除く): 29488712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 169, 179, 208, 212, 338, 358, 424, 676, 689, 716, 848, 1352, 1378, 1432, 2327, 2704, 2756, 2864, 4654, 5512, 8957, 9308, 9487, 11024, 17914, 18616, 18974, 30251, 35828, 37232, 37948, 60502, 71656, 75896, 121004, 123331, 143312, 151792, 242008, 246662, 484016, 493324, 986648, 1603303, 1973296, 3206606, 6413212, 12826424, 25652848]

約数ペア:

[(1, 25652848), (2, 12826424), (4, 6413212), (8, 3206606), (13, 1973296), (16, 1603303), (26, 986648), (52, 493324), (53, 484016), (104, 246662), (106, 242008), (169, 151792), (179, 143312), (208, 123331), (212, 121004), (338, 75896), (358, 71656), (424, 60502), (676, 37948), (689, 37232), (716, 35828), (848, 30251), (1352, 18974), (1378, 18616), (1432, 17914), (2327, 11024), (2704, 9487), (2756, 9308), (2864, 8957), (4654, 5512)]