1781159770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{36151}}^1$

素因数の和:36550

約数の個数: 32

約数和(自身を含む): 3461915520

約数和(自身を除く): 1680755750

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 379, 758, 1895, 3790, 4927, 9854, 24635, 36151, 49270, 72302, 180755, 361510, 469963, 939926, 2349815, 4699630, 13701229, 27402458, 68506145, 137012290, 178115977, 356231954, 890579885, 1781159770]

約数ペア:

[(1, 1781159770), (2, 890579885), (5, 356231954), (10, 178115977), (13, 137012290), (26, 68506145), (65, 27402458), (130, 13701229), (379, 4699630), (758, 2349815), (1895, 939926), (3790, 469963), (4927, 361510), (9854, 180755), (24635, 72302), (36151, 49270)]