87782420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13759}}^1$

素因数の和:13808

約数の個数: 48

約数和(自身を含む): 208051200

約数和(自身を除く): 120268780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 13759, 27518, 55036, 68795, 137590, 151349, 275180, 302698, 399011, 605396, 756745, 798022, 1513490, 1596044, 1995055, 3026980, 3990110, 4389121, 7980220, 8778242, 17556484, 21945605, 43891210, 87782420]

約数ペア:

[(1, 87782420), (2, 43891210), (4, 21945605), (5, 17556484), (10, 8778242), (11, 7980220), (20, 4389121), (22, 3990110), (29, 3026980), (44, 1995055), (55, 1596044), (58, 1513490), (110, 798022), (116, 756745), (145, 605396), (220, 399011), (290, 302698), (319, 275180), (580, 151349), (638, 137590), (1276, 68795), (1595, 55036), (3190, 27518), (6380, 13759)]