72521830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1913}}^1$

素因数の和:2160

約数の個数: 32

約数和(自身を含む): 138910464

約数和(自身を除く): 66388634

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 223, 446, 1115, 1913, 2230, 3791, 3826, 7582, 9565, 18955, 19130, 32521, 37910, 65042, 162605, 325210, 426599, 853198, 2132995, 4265990, 7252183, 14504366, 36260915, 72521830]

約数ペア:

[(1, 72521830), (2, 36260915), (5, 14504366), (10, 7252183), (17, 4265990), (34, 2132995), (85, 853198), (170, 426599), (223, 325210), (446, 162605), (1115, 65042), (1913, 37910), (2230, 32521), (3791, 19130), (3826, 18955), (7582, 9565)]