72425180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 158397120

約数和(自身を除く): 85971940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 193, 290, 386, 580, 647, 772, 965, 1294, 1930, 2588, 3235, 3860, 5597, 6470, 11194, 12940, 18763, 22388, 27985, 37526, 55970, 75052, 93815, 111940, 124871, 187630, 249742, 375260, 499484, 624355, 1248710, 2497420, 3621259, 7242518, 14485036, 18106295, 36212590, 72425180]

約数ペア:

[(1, 72425180), (2, 36212590), (4, 18106295), (5, 14485036), (10, 7242518), (20, 3621259), (29, 2497420), (58, 1248710), (116, 624355), (145, 499484), (193, 375260), (290, 249742), (386, 187630), (580, 124871), (647, 111940), (772, 93815), (965, 75052), (1294, 55970), (1930, 37526), (2588, 27985), (3235, 22388), (3860, 18763), (5597, 12940), (6470, 11194)]