31697510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 66467520

約数和(自身を除く): 34770010

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 41, 65, 82, 95, 130, 190, 205, 247, 313, 410, 494, 533, 626, 779, 1066, 1235, 1558, 1565, 2470, 2665, 3130, 3895, 4069, 5330, 5947, 7790, 8138, 10127, 11894, 12833, 20254, 20345, 25666, 29735, 40690, 50635, 59470, 64165, 77311, 101270, 128330, 154622, 166829, 243827, 333658, 386555, 487654, 773110, 834145, 1219135, 1668290, 2438270, 3169751, 6339502, 15848755, 31697510]

約数ペア:

[(1, 31697510), (2, 15848755), (5, 6339502), (10, 3169751), (13, 2438270), (19, 1668290), (26, 1219135), (38, 834145), (41, 773110), (65, 487654), (82, 386555), (95, 333658), (130, 243827), (190, 166829), (205, 154622), (247, 128330), (313, 101270), (410, 77311), (494, 64165), (533, 59470), (626, 50635), (779, 40690), (1066, 29735), (1235, 25666), (1558, 20345), (1565, 20254), (2470, 12833), (2665, 11894), (3130, 10127), (3895, 8138), (4069, 7790), (5330, 5947)]