51205360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1690

約数の個数: 80

約数和(自身を含む): 131616576

約数和(自身を除く): 80411216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1637, 1840, 1955, 3128, 3274, 3910, 6256, 6548, 7820, 8185, 13096, 15640, 16370, 26192, 27829, 31280, 32740, 37651, 55658, 65480, 75302, 111316, 130960, 139145, 150604, 188255, 222632, 278290, 301208, 376510, 445264, 556580, 602416, 640067, 753020, 1113160, 1280134, 1506040, 2226320, 2560268, 3012080, 3200335, 5120536, 6400670, 10241072, 12801340, 25602680, 51205360]

約数ペア:

[(1, 51205360), (2, 25602680), (4, 12801340), (5, 10241072), (8, 6400670), (10, 5120536), (16, 3200335), (17, 3012080), (20, 2560268), (23, 2226320), (34, 1506040), (40, 1280134), (46, 1113160), (68, 753020), (80, 640067), (85, 602416), (92, 556580), (115, 445264), (136, 376510), (170, 301208), (184, 278290), (230, 222632), (272, 188255), (340, 150604), (368, 139145), (391, 130960), (460, 111316), (680, 75302), (782, 65480), (920, 55658), (1360, 37651), (1564, 32740), (1637, 31280), (1840, 27829), (1955, 26192), (3128, 16370), (3274, 15640), (3910, 13096), (6256, 8185), (6548, 7820)]