31518070

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{433}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 59058720

約数和(自身を除く): 27540650

約数列:

[1, 2, 5, 10, 29, 58, 145, 251, 290, 433, 502, 866, 1255, 2165, 2510, 4330, 7279, 12557, 14558, 25114, 36395, 62785, 72790, 108683, 125570, 217366, 543415, 1086830, 3151807, 6303614, 15759035, 31518070]

約数ペア:

[(1, 31518070), (2, 15759035), (5, 6303614), (10, 3151807), (29, 1086830), (58, 543415), (145, 217366), (251, 125570), (290, 108683), (433, 72790), (502, 62785), (866, 36395), (1255, 25114), (2165, 14558), (2510, 12557), (4330, 7279)]