12679900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 29685600

約数和(自身を除く): 17005700

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 37, 46, 50, 74, 92, 100, 115, 148, 149, 185, 230, 298, 370, 460, 575, 596, 740, 745, 851, 925, 1150, 1490, 1702, 1850, 2300, 2980, 3404, 3427, 3700, 3725, 4255, 5513, 6854, 7450, 8510, 11026, 13708, 14900, 17020, 17135, 21275, 22052, 27565, 34270, 42550, 55130, 68540, 85100, 85675, 110260, 126799, 137825, 171350, 253598, 275650, 342700, 507196, 551300, 633995, 1267990, 2535980, 3169975, 6339950, 12679900]

約数ペア:

[(1, 12679900), (2, 6339950), (4, 3169975), (5, 2535980), (10, 1267990), (20, 633995), (23, 551300), (25, 507196), (37, 342700), (46, 275650), (50, 253598), (74, 171350), (92, 137825), (100, 126799), (115, 110260), (148, 85675), (149, 85100), (185, 68540), (230, 55130), (298, 42550), (370, 34270), (460, 27565), (575, 22052), (596, 21275), (740, 17135), (745, 17020), (851, 14900), (925, 13708), (1150, 11026), (1490, 8510), (1702, 7450), (1850, 6854), (2300, 5513), (2980, 4255), (3404, 3725), (3427, 3700)]