25602680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1688

約数の個数: 64

約数和(自身を含む): 63685440

約数和(自身を除く): 38082760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1637, 1955, 3128, 3274, 3910, 6548, 7820, 8185, 13096, 15640, 16370, 27829, 32740, 37651, 55658, 65480, 75302, 111316, 139145, 150604, 188255, 222632, 278290, 301208, 376510, 556580, 640067, 753020, 1113160, 1280134, 1506040, 2560268, 3200335, 5120536, 6400670, 12801340, 25602680]

約数ペア:

[(1, 25602680), (2, 12801340), (4, 6400670), (5, 5120536), (8, 3200335), (10, 2560268), (17, 1506040), (20, 1280134), (23, 1113160), (34, 753020), (40, 640067), (46, 556580), (68, 376510), (85, 301208), (92, 278290), (115, 222632), (136, 188255), (170, 150604), (184, 139145), (230, 111316), (340, 75302), (391, 65480), (460, 55658), (680, 37651), (782, 32740), (920, 27829), (1564, 16370), (1637, 15640), (1955, 13096), (3128, 8185), (3274, 7820), (3910, 6548)]