145565800

素因数分解:

$2^3\times 5^2\times {\mathrm{449}}^1\times {\mathrm{1621}}^1$

素因数の和:2086

約数の個数: 48

約数和(自身を含む): 339403500

約数和(自身を除く): 193837700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 449, 898, 1621, 1796, 2245, 3242, 3592, 4490, 6484, 8105, 8980, 11225, 12968, 16210, 17960, 22450, 32420, 40525, 44900, 64840, 81050, 89800, 162100, 324200, 727829, 1455658, 2911316, 3639145, 5822632, 7278290, 14556580, 18195725, 29113160, 36391450, 72782900, 145565800]

約数ペア:

[(1, 145565800), (2, 72782900), (4, 36391450), (5, 29113160), (8, 18195725), (10, 14556580), (20, 7278290), (25, 5822632), (40, 3639145), (50, 2911316), (100, 1455658), (200, 727829), (449, 324200), (898, 162100), (1621, 89800), (1796, 81050), (2245, 64840), (3242, 44900), (3592, 40525), (4490, 32420), (6484, 22450), (8105, 17960), (8980, 16210), (11225, 12968)]