31482450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1688

約数の個数: 72

約数和(自身を含む): 86603088

約数和(自身を除く): 55120638

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 129, 150, 215, 225, 258, 387, 430, 450, 645, 774, 1075, 1290, 1627, 1935, 2150, 3225, 3254, 3870, 4881, 6450, 8135, 9675, 9762, 14643, 16270, 19350, 24405, 29286, 40675, 48810, 69961, 73215, 81350, 122025, 139922, 146430, 209883, 244050, 349805, 366075, 419766, 629649, 699610, 732150, 1049415, 1259298, 1749025, 2098830, 3148245, 3498050, 5247075, 6296490, 10494150, 15741225, 31482450]

約数ペア:

[(1, 31482450), (2, 15741225), (3, 10494150), (5, 6296490), (6, 5247075), (9, 3498050), (10, 3148245), (15, 2098830), (18, 1749025), (25, 1259298), (30, 1049415), (43, 732150), (45, 699610), (50, 629649), (75, 419766), (86, 366075), (90, 349805), (129, 244050), (150, 209883), (215, 146430), (225, 139922), (258, 122025), (387, 81350), (430, 73215), (450, 69961), (645, 48810), (774, 40675), (1075, 29286), (1290, 24405), (1627, 19350), (1935, 16270), (2150, 14643), (3225, 9762), (3254, 9675), (3870, 8135), (4881, 6450)]