390049130

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1119

約数の個数: 64

約数和(自身を含む): 767923200

約数和(自身を除く): 377874070

約数列:

[1, 2, 5, 10, 29, 31, 43, 58, 62, 86, 145, 155, 215, 290, 310, 430, 899, 1009, 1247, 1333, 1798, 2018, 2494, 2666, 4495, 5045, 6235, 6665, 8990, 10090, 12470, 13330, 29261, 31279, 38657, 43387, 58522, 62558, 77314, 86774, 146305, 156395, 193285, 216935, 292610, 312790, 386570, 433870, 907091, 1258223, 1344997, 1814182, 2516446, 2689994, 4535455, 6291115, 6724985, 9070910, 12582230, 13449970, 39004913, 78009826, 195024565, 390049130]

約数ペア:

[(1, 390049130), (2, 195024565), (5, 78009826), (10, 39004913), (29, 13449970), (31, 12582230), (43, 9070910), (58, 6724985), (62, 6291115), (86, 4535455), (145, 2689994), (155, 2516446), (215, 1814182), (290, 1344997), (310, 1258223), (430, 907091), (899, 433870), (1009, 386570), (1247, 312790), (1333, 292610), (1798, 216935), (2018, 193285), (2494, 156395), (2666, 146305), (4495, 86774), (5045, 77314), (6235, 62558), (6665, 58522), (8990, 43387), (10090, 38657), (12470, 31279), (13330, 29261)]