71370740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17579}}^1$

素因数の和:17624

約数の個数: 48

約数和(自身を含む): 177206400

約数和(自身を除く): 105835660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 17579, 35158, 70316, 87895, 123053, 175790, 246106, 351580, 492212, 509791, 615265, 1019582, 1230530, 2039164, 2461060, 2548955, 3568537, 5097910, 7137074, 10195820, 14274148, 17842685, 35685370, 71370740]

約数ペア:

[(1, 71370740), (2, 35685370), (4, 17842685), (5, 14274148), (7, 10195820), (10, 7137074), (14, 5097910), (20, 3568537), (28, 2548955), (29, 2461060), (35, 2039164), (58, 1230530), (70, 1019582), (116, 615265), (140, 509791), (145, 492212), (203, 351580), (290, 246106), (406, 175790), (580, 123053), (812, 87895), (1015, 70316), (2030, 35158), (4060, 17579)]