131700920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1087}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 320785920

約数和(自身を除く): 189085000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 233, 260, 466, 520, 932, 1087, 1165, 1864, 2174, 2330, 3029, 4348, 4660, 5435, 6058, 8696, 9320, 10870, 12116, 14131, 15145, 21740, 24232, 28262, 30290, 43480, 56524, 60580, 70655, 113048, 121160, 141310, 253271, 282620, 506542, 565240, 1013084, 1266355, 2026168, 2532710, 3292523, 5065420, 6585046, 10130840, 13170092, 16462615, 26340184, 32925230, 65850460, 131700920]

約数ペア:

[(1, 131700920), (2, 65850460), (4, 32925230), (5, 26340184), (8, 16462615), (10, 13170092), (13, 10130840), (20, 6585046), (26, 5065420), (40, 3292523), (52, 2532710), (65, 2026168), (104, 1266355), (130, 1013084), (233, 565240), (260, 506542), (466, 282620), (520, 253271), (932, 141310), (1087, 121160), (1165, 113048), (1864, 70655), (2174, 60580), (2330, 56524), (3029, 43480), (4348, 30290), (4660, 28262), (5435, 24232), (6058, 21740), (8696, 15145), (9320, 14131), (10870, 12116)]