26205270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 80317440

約数和(自身を除く): 54112170

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 29, 30, 35, 39, 42, 58, 65, 70, 78, 87, 91, 105, 130, 145, 174, 182, 195, 203, 210, 273, 290, 331, 377, 390, 406, 435, 455, 546, 609, 662, 754, 870, 910, 993, 1015, 1131, 1218, 1365, 1655, 1885, 1986, 2030, 2262, 2317, 2639, 2730, 3045, 3310, 3770, 4303, 4634, 4965, 5278, 5655, 6090, 6951, 7917, 8606, 9599, 9930, 11310, 11585, 12909, 13195, 13902, 15834, 19198, 21515, 23170, 25818, 26390, 28797, 30121, 34755, 39585, 43030, 47995, 57594, 60242, 64545, 67193, 69510, 79170, 90363, 95990, 124787, 129090, 134386, 143985, 150605, 180726, 201579, 249574, 287970, 301210, 335965, 374361, 403158, 451815, 623935, 671930, 748722, 873509, 903630, 1007895, 1247870, 1747018, 1871805, 2015790, 2620527, 3743610, 4367545, 5241054, 8735090, 13102635, 26205270]

約数ペア:

[(1, 26205270), (2, 13102635), (3, 8735090), (5, 5241054), (6, 4367545), (7, 3743610), (10, 2620527), (13, 2015790), (14, 1871805), (15, 1747018), (21, 1247870), (26, 1007895), (29, 903630), (30, 873509), (35, 748722), (39, 671930), (42, 623935), (58, 451815), (65, 403158), (70, 374361), (78, 335965), (87, 301210), (91, 287970), (105, 249574), (130, 201579), (145, 180726), (174, 150605), (182, 143985), (195, 134386), (203, 129090), (210, 124787), (273, 95990), (290, 90363), (331, 79170), (377, 69510), (390, 67193), (406, 64545), (435, 60242), (455, 57594), (546, 47995), (609, 43030), (662, 39585), (754, 34755), (870, 30121), (910, 28797), (993, 26390), (1015, 25818), (1131, 23170), (1218, 21515), (1365, 19198), (1655, 15834), (1885, 13902), (1986, 13195), (2030, 12909), (2262, 11585), (2317, 11310), (2639, 9930), (2730, 9599), (3045, 8606), (3310, 7917), (3770, 6951), (4303, 6090), (4634, 5655), (4965, 5278)]