78917408

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{40429}}^1$

素因数の和:40500

約数の個数: 24

約数和(自身を含む): 157919580

約数和(自身を除く): 79002172

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 40429, 80858, 161716, 323432, 646864, 1293728, 2466169, 4932338, 9864676, 19729352, 39458704, 78917408]

約数ペア:

[(1, 78917408), (2, 39458704), (4, 19729352), (8, 9864676), (16, 4932338), (32, 2466169), (61, 1293728), (122, 646864), (244, 323432), (488, 161716), (976, 80858), (1952, 40429)]