283641025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 390600000

約数和(自身を除く): 106958975

約数列:

[1, 5, 19, 25, 29, 59, 95, 145, 295, 349, 475, 551, 725, 1121, 1475, 1711, 1745, 2755, 5605, 6631, 8555, 8725, 10121, 13775, 20591, 28025, 32509, 33155, 42775, 50605, 102955, 162545, 165775, 192299, 253025, 391229, 514775, 597139, 812725, 961495, 1956145, 2985695, 4807475, 9780725, 11345641, 14928475, 56728205, 283641025]

約数ペア:

[(1, 283641025), (5, 56728205), (19, 14928475), (25, 11345641), (29, 9780725), (59, 4807475), (95, 2985695), (145, 1956145), (295, 961495), (349, 812725), (475, 597139), (551, 514775), (725, 391229), (1121, 253025), (1475, 192299), (1711, 165775), (1745, 162545), (2755, 102955), (5605, 50605), (6631, 42775), (8555, 33155), (8725, 32509), (10121, 28025), (13775, 20591)]