28991500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{2521}}^1$

素因数の和:2563

約数の個数: 48

約数和(自身を含む): 66096576

約数和(自身を除く): 37105076

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 575, 1150, 2300, 2521, 2875, 5042, 5750, 10084, 11500, 12605, 25210, 50420, 57983, 63025, 115966, 126050, 231932, 252100, 289915, 315125, 579830, 630250, 1159660, 1260500, 1449575, 2899150, 5798300, 7247875, 14495750, 28991500]

約数ペア:

[(1, 28991500), (2, 14495750), (4, 7247875), (5, 5798300), (10, 2899150), (20, 1449575), (23, 1260500), (25, 1159660), (46, 630250), (50, 579830), (92, 315125), (100, 289915), (115, 252100), (125, 231932), (230, 126050), (250, 115966), (460, 63025), (500, 57983), (575, 50420), (1150, 25210), (2300, 12605), (2521, 11500), (2875, 10084), (5042, 5750)]