81354832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4951}}^1$

素因数の和:5051

約数の個数: 40

約数和(自身を含む): 171933440

約数和(自身を除く): 90578608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 4951, 8216, 9902, 16432, 19804, 39608, 64363, 79216, 128726, 257452, 391129, 514904, 782258, 1029808, 1564516, 3129032, 5084677, 6258064, 10169354, 20338708, 40677416, 81354832]

約数ペア:

[(1, 81354832), (2, 40677416), (4, 20338708), (8, 10169354), (13, 6258064), (16, 5084677), (26, 3129032), (52, 1564516), (79, 1029808), (104, 782258), (158, 514904), (208, 391129), (316, 257452), (632, 128726), (1027, 79216), (1264, 64363), (2054, 39608), (4108, 19804), (4951, 16432), (8216, 9902)]