68738540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4481}}^1$

素因数の和:4562

約数の個数: 48

約数和(自身を含む): 158124960

約数和(自身を除く): 89386420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 4481, 7670, 8962, 15340, 17924, 22405, 44810, 58253, 89620, 116506, 233012, 264379, 291265, 528758, 582530, 1057516, 1165060, 1321895, 2643790, 3436927, 5287580, 6873854, 13747708, 17184635, 34369270, 68738540]

約数ペア:

[(1, 68738540), (2, 34369270), (4, 17184635), (5, 13747708), (10, 6873854), (13, 5287580), (20, 3436927), (26, 2643790), (52, 1321895), (59, 1165060), (65, 1057516), (118, 582530), (130, 528758), (236, 291265), (260, 264379), (295, 233012), (590, 116506), (767, 89620), (1180, 58253), (1534, 44810), (3068, 22405), (3835, 17924), (4481, 15340), (7670, 8962)]