2080665800

素因数分解:

$2^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{69821}}^1$

素因数の和:69986

約数の個数: 48

約数和(自身を含む): 4870084500

約数和(自身を除く): 2789418700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 149, 200, 298, 596, 745, 1192, 1490, 2980, 3725, 5960, 7450, 14900, 29800, 69821, 139642, 279284, 349105, 558568, 698210, 1396420, 1745525, 2792840, 3491050, 6982100, 10403329, 13964200, 20806658, 41613316, 52016645, 83226632, 104033290, 208066580, 260083225, 416133160, 520166450, 1040332900, 2080665800]

約数ペア:

[(1, 2080665800), (2, 1040332900), (4, 520166450), (5, 416133160), (8, 260083225), (10, 208066580), (20, 104033290), (25, 83226632), (40, 52016645), (50, 41613316), (100, 20806658), (149, 13964200), (200, 10403329), (298, 6982100), (596, 3491050), (745, 2792840), (1192, 1745525), (1490, 1396420), (2980, 698210), (3725, 558568), (5960, 349105), (7450, 279284), (14900, 139642), (29800, 69821)]