505383580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 1196274240

約数和(自身を除く): 690890660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 97, 116, 130, 145, 194, 260, 290, 377, 388, 485, 580, 691, 754, 970, 1261, 1382, 1508, 1885, 1940, 2522, 2764, 2813, 3455, 3770, 5044, 5626, 6305, 6910, 7540, 8983, 11252, 12610, 13820, 14065, 17966, 20039, 25220, 28130, 35932, 36569, 40078, 44915, 56260, 67027, 73138, 80156, 89830, 100195, 134054, 146276, 179660, 182845, 200390, 260507, 268108, 335135, 365690, 400780, 521014, 670270, 731380, 871351, 1042028, 1302535, 1340540, 1742702, 1943783, 2605070, 3485404, 3887566, 4356755, 5210140, 7775132, 8713510, 9718915, 17427020, 19437830, 25269179, 38875660, 50538358, 101076716, 126345895, 252691790, 505383580]

約数ペア:

[(1, 505383580), (2, 252691790), (4, 126345895), (5, 101076716), (10, 50538358), (13, 38875660), (20, 25269179), (26, 19437830), (29, 17427020), (52, 9718915), (58, 8713510), (65, 7775132), (97, 5210140), (116, 4356755), (130, 3887566), (145, 3485404), (194, 2605070), (260, 1943783), (290, 1742702), (377, 1340540), (388, 1302535), (485, 1042028), (580, 871351), (691, 731380), (754, 670270), (970, 521014), (1261, 400780), (1382, 365690), (1508, 335135), (1885, 268108), (1940, 260507), (2522, 200390), (2764, 182845), (2813, 179660), (3455, 146276), (3770, 134054), (5044, 100195), (5626, 89830), (6305, 80156), (6910, 73138), (7540, 67027), (8983, 56260), (11252, 44915), (12610, 40078), (13820, 36569), (14065, 35932), (17966, 28130), (20039, 25220)]