82286740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 177584400

約数和(自身を除く): 95297660

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 149, 212, 265, 298, 521, 530, 596, 745, 1042, 1060, 1490, 2084, 2605, 2980, 5210, 7897, 10420, 15794, 27613, 31588, 39485, 55226, 77629, 78970, 110452, 138065, 155258, 157940, 276130, 310516, 388145, 552260, 776290, 1552580, 4114337, 8228674, 16457348, 20571685, 41143370, 82286740]

約数ペア:

[(1, 82286740), (2, 41143370), (4, 20571685), (5, 16457348), (10, 8228674), (20, 4114337), (53, 1552580), (106, 776290), (149, 552260), (212, 388145), (265, 310516), (298, 276130), (521, 157940), (530, 155258), (596, 138065), (745, 110452), (1042, 78970), (1060, 77629), (1490, 55226), (2084, 39485), (2605, 31588), (2980, 27613), (5210, 15794), (7897, 10420)]