52267240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 123563520

約数和(自身を除く): 71296280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 691, 1220, 1240, 1382, 1891, 2440, 2764, 3455, 3782, 5528, 6910, 7564, 9455, 13820, 15128, 18910, 21421, 27640, 37820, 42151, 42842, 75640, 84302, 85684, 107105, 168604, 171368, 210755, 214210, 337208, 421510, 428420, 843020, 856840, 1306681, 1686040, 2613362, 5226724, 6533405, 10453448, 13066810, 26133620, 52267240]

約数ペア:

[(1, 52267240), (2, 26133620), (4, 13066810), (5, 10453448), (8, 6533405), (10, 5226724), (20, 2613362), (31, 1686040), (40, 1306681), (61, 856840), (62, 843020), (122, 428420), (124, 421510), (155, 337208), (244, 214210), (248, 210755), (305, 171368), (310, 168604), (488, 107105), (610, 85684), (620, 84302), (691, 75640), (1220, 42842), (1240, 42151), (1382, 37820), (1891, 27640), (2440, 21421), (2764, 18910), (3455, 15128), (3782, 13820), (5528, 9455), (6910, 7564)]