42397850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 86753376

約数和(自身を除く): 44355526

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 157, 275, 314, 491, 550, 785, 982, 1570, 1727, 2455, 3454, 3925, 4910, 5401, 7850, 8635, 10802, 12275, 17270, 24550, 27005, 43175, 54010, 77087, 86350, 135025, 154174, 270050, 385435, 770870, 847957, 1695914, 1927175, 3854350, 4239785, 8479570, 21198925, 42397850]

約数ペア:

[(1, 42397850), (2, 21198925), (5, 8479570), (10, 4239785), (11, 3854350), (22, 1927175), (25, 1695914), (50, 847957), (55, 770870), (110, 385435), (157, 270050), (275, 154174), (314, 135025), (491, 86350), (550, 77087), (785, 54010), (982, 43175), (1570, 27005), (1727, 24550), (2455, 17270), (3454, 12275), (3925, 10802), (4910, 8635), (5401, 7850)]