255090200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67129}}^1$

素因数の和:67164

約数の個数: 48

約数和(自身を含む): 624309000

約数和(自身を除く): 369218800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 67129, 134258, 268516, 335645, 537032, 671290, 1275451, 1342580, 1678225, 2550902, 2685160, 3356450, 5101804, 6377255, 6712900, 10203608, 12754510, 13425800, 25509020, 31886275, 51018040, 63772550, 127545100, 255090200]

約数ペア:

[(1, 255090200), (2, 127545100), (4, 63772550), (5, 51018040), (8, 31886275), (10, 25509020), (19, 13425800), (20, 12754510), (25, 10203608), (38, 6712900), (40, 6377255), (50, 5101804), (76, 3356450), (95, 2685160), (100, 2550902), (152, 1678225), (190, 1342580), (200, 1275451), (380, 671290), (475, 537032), (760, 335645), (950, 268516), (1900, 134258), (3800, 67129)]