51005600

素因数分解:

$2^5\times 5^2\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:742

約数の個数: 72

約数和(自身を含む): 125929440

約数和(自身を除く): 74923840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 400, 412, 515, 619, 800, 824, 1030, 1238, 1648, 2060, 2476, 2575, 3095, 3296, 4120, 4952, 5150, 6190, 8240, 9904, 10300, 12380, 15475, 16480, 19808, 20600, 24760, 30950, 41200, 49520, 61900, 63757, 82400, 99040, 123800, 127514, 247600, 255028, 318785, 495200, 510056, 637570, 1020112, 1275140, 1593925, 2040224, 2550280, 3187850, 5100560, 6375700, 10201120, 12751400, 25502800, 51005600]

約数ペア:

[(1, 51005600), (2, 25502800), (4, 12751400), (5, 10201120), (8, 6375700), (10, 5100560), (16, 3187850), (20, 2550280), (25, 2040224), (32, 1593925), (40, 1275140), (50, 1020112), (80, 637570), (100, 510056), (103, 495200), (160, 318785), (200, 255028), (206, 247600), (400, 127514), (412, 123800), (515, 99040), (619, 82400), (800, 63757), (824, 61900), (1030, 49520), (1238, 41200), (1648, 30950), (2060, 24760), (2476, 20600), (2575, 19808), (3095, 16480), (3296, 15475), (4120, 12380), (4952, 10300), (5150, 9904), (6190, 8240)]