22987000

素因数分解:

$2^3\times 5^3\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 54512640

約数和(自身を除く): 31525640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 127, 181, 200, 250, 254, 362, 500, 508, 635, 724, 905, 1000, 1016, 1270, 1448, 1810, 2540, 3175, 3620, 4525, 5080, 6350, 7240, 9050, 12700, 15875, 18100, 22625, 22987, 25400, 31750, 36200, 45250, 45974, 63500, 90500, 91948, 114935, 127000, 181000, 183896, 229870, 459740, 574675, 919480, 1149350, 2298700, 2873375, 4597400, 5746750, 11493500, 22987000]

約数ペア:

[(1, 22987000), (2, 11493500), (4, 5746750), (5, 4597400), (8, 2873375), (10, 2298700), (20, 1149350), (25, 919480), (40, 574675), (50, 459740), (100, 229870), (125, 183896), (127, 181000), (181, 127000), (200, 114935), (250, 91948), (254, 90500), (362, 63500), (500, 45974), (508, 45250), (635, 36200), (724, 31750), (905, 25400), (1000, 22987), (1016, 22625), (1270, 18100), (1448, 15875), (1810, 12700), (2540, 9050), (3175, 7240), (3620, 6350), (4525, 5080)]