66775990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1871}}^1$

素因数の和:2004

約数の個数: 32

約数和(自身を含む): 124540416

約数和(自身を除く): 57764426

約数列:

[1, 2, 5, 10, 43, 83, 86, 166, 215, 415, 430, 830, 1871, 3569, 3742, 7138, 9355, 17845, 18710, 35690, 80453, 155293, 160906, 310586, 402265, 776465, 804530, 1552930, 6677599, 13355198, 33387995, 66775990]

約数ペア:

[(1, 66775990), (2, 33387995), (5, 13355198), (10, 6677599), (43, 1552930), (83, 804530), (86, 776465), (166, 402265), (215, 310586), (415, 160906), (430, 155293), (830, 80453), (1871, 35690), (3569, 18710), (3742, 17845), (7138, 9355)]