66614140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{40129}}^1$

素因数の和:40221

約数の個数: 24

約数和(自身を含む): 141578640

約数和(自身を除く): 74964500

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 40129, 80258, 160516, 200645, 401290, 802580, 3330707, 6661414, 13322828, 16653535, 33307070, 66614140]

約数ペア:

[(1, 66614140), (2, 33307070), (4, 16653535), (5, 13322828), (10, 6661414), (20, 3330707), (83, 802580), (166, 401290), (332, 200645), (415, 160516), (830, 80258), (1660, 40129)]