81508490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{14029}}^1$

素因数の和:14126

約数の個数: 32

約数和(自身を含む): 169706880

約数和(自身を除く): 88198390

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 5810, 14029, 28058, 70145, 98203, 140290, 196406, 491015, 982030, 1164407, 2328814, 5822035, 8150849, 11644070, 16301698, 40754245, 81508490]

約数ペア:

[(1, 81508490), (2, 40754245), (5, 16301698), (7, 11644070), (10, 8150849), (14, 5822035), (35, 2328814), (70, 1164407), (83, 982030), (166, 491015), (415, 196406), (581, 140290), (830, 98203), (1162, 70145), (2905, 28058), (5810, 14029)]