28004700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{277}}^1\times {\mathrm{337}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 81560752

約数和(自身を除く): 53556052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 277, 300, 337, 554, 674, 831, 1011, 1108, 1348, 1385, 1662, 1685, 2022, 2770, 3324, 3370, 4044, 4155, 5055, 5540, 6740, 6925, 8310, 8425, 10110, 13850, 16620, 16850, 20220, 20775, 25275, 27700, 33700, 41550, 50550, 83100, 93349, 101100, 186698, 280047, 373396, 466745, 560094, 933490, 1120188, 1400235, 1866980, 2333725, 2800470, 4667450, 5600940, 7001175, 9334900, 14002350, 28004700]

約数ペア:

[(1, 28004700), (2, 14002350), (3, 9334900), (4, 7001175), (5, 5600940), (6, 4667450), (10, 2800470), (12, 2333725), (15, 1866980), (20, 1400235), (25, 1120188), (30, 933490), (50, 560094), (60, 466745), (75, 373396), (100, 280047), (150, 186698), (277, 101100), (300, 93349), (337, 83100), (554, 50550), (674, 41550), (831, 33700), (1011, 27700), (1108, 25275), (1348, 20775), (1385, 20220), (1662, 16850), (1685, 16620), (2022, 13850), (2770, 10110), (3324, 8425), (3370, 8310), (4044, 6925), (4155, 6740), (5055, 5540)]