156659740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8713}}^1$

素因数の和:8782

約数の個数: 48

約数和(自身を含む): 351348480

約数和(自身を除く): 194688740

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8713, 8990, 17426, 17980, 34852, 43565, 87130, 174260, 252677, 270103, 505354, 540206, 1010708, 1080412, 1263385, 1350515, 2526770, 2701030, 5053540, 5402060, 7832987, 15665974, 31331948, 39164935, 78329870, 156659740]

約数ペア:

[(1, 156659740), (2, 78329870), (4, 39164935), (5, 31331948), (10, 15665974), (20, 7832987), (29, 5402060), (31, 5053540), (58, 2701030), (62, 2526770), (116, 1350515), (124, 1263385), (145, 1080412), (155, 1010708), (290, 540206), (310, 505354), (580, 270103), (620, 252677), (899, 174260), (1798, 87130), (3596, 43565), (4495, 34852), (8713, 17980), (8990, 17426)]