27638450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 72

約数和(自身を含む): 62021700

約数和(自身を除く): 34383250

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 49, 50, 58, 70, 98, 145, 175, 203, 245, 290, 350, 389, 406, 490, 725, 778, 1015, 1225, 1421, 1450, 1945, 2030, 2450, 2723, 2842, 3890, 5075, 5446, 7105, 9725, 10150, 11281, 13615, 14210, 19061, 19450, 22562, 27230, 35525, 38122, 56405, 68075, 71050, 78967, 95305, 112810, 136150, 157934, 190610, 282025, 394835, 476525, 552769, 564050, 789670, 953050, 1105538, 1974175, 2763845, 3948350, 5527690, 13819225, 27638450]

約数ペア:

[(1, 27638450), (2, 13819225), (5, 5527690), (7, 3948350), (10, 2763845), (14, 1974175), (25, 1105538), (29, 953050), (35, 789670), (49, 564050), (50, 552769), (58, 476525), (70, 394835), (98, 282025), (145, 190610), (175, 157934), (203, 136150), (245, 112810), (290, 95305), (350, 78967), (389, 71050), (406, 68075), (490, 56405), (725, 38122), (778, 35525), (1015, 27230), (1225, 22562), (1421, 19450), (1450, 19061), (1945, 14210), (2030, 13615), (2450, 11281), (2723, 10150), (2842, 9725), (3890, 7105), (5075, 5446)]