70390456

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 134838000

約数和(自身を除く): 64447544

約数列:

[1, 2, 4, 8, 89, 109, 178, 218, 356, 436, 712, 872, 907, 1814, 3628, 7256, 9701, 19402, 38804, 77608, 80723, 98863, 161446, 197726, 322892, 395452, 645784, 790904, 8798807, 17597614, 35195228, 70390456]

約数ペア:

[(1, 70390456), (2, 35195228), (4, 17597614), (8, 8798807), (89, 790904), (109, 645784), (178, 395452), (218, 322892), (356, 197726), (436, 161446), (712, 98863), (872, 80723), (907, 77608), (1814, 38804), (3628, 19402), (7256, 9701)]