10300000

素因数分解:

$2^5\times 5^5\times {\mathrm{103}}^1$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 25592112

約数和(自身を除く): 15292112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 125, 160, 200, 206, 250, 400, 412, 500, 515, 625, 800, 824, 1000, 1030, 1250, 1648, 2000, 2060, 2500, 2575, 3125, 3296, 4000, 4120, 5000, 5150, 6250, 8240, 10000, 10300, 12500, 12875, 16480, 20000, 20600, 25000, 25750, 41200, 50000, 51500, 64375, 82400, 100000, 103000, 128750, 206000, 257500, 321875, 412000, 515000, 643750, 1030000, 1287500, 2060000, 2575000, 5150000, 10300000]

約数ペア:

[(1, 10300000), (2, 5150000), (4, 2575000), (5, 2060000), (8, 1287500), (10, 1030000), (16, 643750), (20, 515000), (25, 412000), (32, 321875), (40, 257500), (50, 206000), (80, 128750), (100, 103000), (103, 100000), (125, 82400), (160, 64375), (200, 51500), (206, 50000), (250, 41200), (400, 25750), (412, 25000), (500, 20600), (515, 20000), (625, 16480), (800, 12875), (824, 12500), (1000, 10300), (1030, 10000), (1250, 8240), (1648, 6250), (2000, 5150), (2060, 5000), (2500, 4120), (2575, 4000), (3125, 3296)]