84480080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55579}}^1$

素因数の和:55611

約数の個数: 40

約数和(自身を含む): 206757600

約数和(自身を除く): 122277520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 55579, 111158, 222316, 277895, 444632, 555790, 889264, 1056001, 1111580, 2112002, 2223160, 4224004, 4446320, 5280005, 8448008, 10560010, 16896016, 21120020, 42240040, 84480080]

約数ペア:

[(1, 84480080), (2, 42240040), (4, 21120020), (5, 16896016), (8, 10560010), (10, 8448008), (16, 5280005), (19, 4446320), (20, 4224004), (38, 2223160), (40, 2112002), (76, 1111580), (80, 1056001), (95, 889264), (152, 555790), (190, 444632), (304, 277895), (380, 222316), (760, 111158), (1520, 55579)]