20112964095

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{2551}}^1$

素因数の和:3221

約数の個数: 96

約数和(自身を含む): 39715163136

約数和(自身を除く): 19602199041

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 631, 735, 833, 1785, 1893, 2499, 2551, 3155, 4165, 4417, 7653, 9465, 10727, 12495, 12755, 13251, 17857, 22085, 30919, 32181, 38265, 43367, 53571, 53635, 66255, 75089, 89285, 92757, 124999, 130101, 154595, 160905, 216835, 225267, 267855, 303569, 374997, 375445, 463785, 525623, 624995, 650505, 910707, 1126335, 1517845, 1576869, 1609681, 1874985, 2124983, 2628115, 4553535, 4829043, 6374949, 7884345, 8048405, 10624915, 11267767, 24145215, 27364577, 31874745, 33803301, 56338835, 78874369, 82093731, 136822885, 169016505, 191552039, 236623107, 394371845, 410468655, 574656117, 957760195, 1183115535, 1340864273, 2873280585, 4022592819, 6704321365, 20112964095]

約数ペア:

[(1, 20112964095), (3, 6704321365), (5, 4022592819), (7, 2873280585), (15, 1340864273), (17, 1183115535), (21, 957760195), (35, 574656117), (49, 410468655), (51, 394371845), (85, 236623107), (105, 191552039), (119, 169016505), (147, 136822885), (245, 82093731), (255, 78874369), (357, 56338835), (595, 33803301), (631, 31874745), (735, 27364577), (833, 24145215), (1785, 11267767), (1893, 10624915), (2499, 8048405), (2551, 7884345), (3155, 6374949), (4165, 4829043), (4417, 4553535), (7653, 2628115), (9465, 2124983), (10727, 1874985), (12495, 1609681), (12755, 1576869), (13251, 1517845), (17857, 1126335), (22085, 910707), (30919, 650505), (32181, 624995), (38265, 525623), (43367, 463785), (53571, 375445), (53635, 374997), (66255, 303569), (75089, 267855), (89285, 225267), (92757, 216835), (124999, 160905), (130101, 154595)]