64725890

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{77983}}^1$

素因数の和:78073

約数の個数: 16

約数和(自身を含む): 117911808

約数和(自身を除く): 53185918

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 77983, 155966, 389915, 779830, 6472589, 12945178, 32362945, 64725890]

約数ペア:

[(1, 64725890), (2, 32362945), (5, 12945178), (10, 6472589), (83, 779830), (166, 389915), (415, 155966), (830, 77983)]