61342540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 152766432

約数和(自身を除く): 91423892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 521, 580, 812, 841, 1015, 1042, 1682, 2030, 2084, 2605, 3364, 3647, 4060, 4205, 5210, 5887, 7294, 8410, 10420, 11774, 14588, 15109, 16820, 18235, 23548, 29435, 30218, 36470, 58870, 60436, 72940, 75545, 105763, 117740, 151090, 211526, 302180, 423052, 438161, 528815, 876322, 1057630, 1752644, 2115260, 2190805, 3067127, 4381610, 6134254, 8763220, 12268508, 15335635, 30671270, 61342540]

約数ペア:

[(1, 61342540), (2, 30671270), (4, 15335635), (5, 12268508), (7, 8763220), (10, 6134254), (14, 4381610), (20, 3067127), (28, 2190805), (29, 2115260), (35, 1752644), (58, 1057630), (70, 876322), (116, 528815), (140, 438161), (145, 423052), (203, 302180), (290, 211526), (406, 151090), (521, 117740), (580, 105763), (812, 75545), (841, 72940), (1015, 60436), (1042, 58870), (1682, 36470), (2030, 30218), (2084, 29435), (2605, 23548), (3364, 18235), (3647, 16820), (4060, 15109), (4205, 14588), (5210, 11774), (5887, 10420), (7294, 8410)]