248488900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1013}}^1$

素因数の和:1261

約数の個数: 72

約数和(自身を含む): 591462144

約数和(自身を除く): 342973244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 223, 275, 446, 550, 892, 1013, 1100, 1115, 2026, 2230, 2453, 4052, 4460, 4906, 5065, 5575, 9812, 10130, 11143, 11150, 12265, 20260, 22286, 22300, 24530, 25325, 44572, 49060, 50650, 55715, 61325, 101300, 111430, 122650, 222860, 225899, 245300, 278575, 451798, 557150, 903596, 1114300, 1129495, 2258990, 2484889, 4517980, 4969778, 5647475, 9939556, 11294950, 12424445, 22589900, 24848890, 49697780, 62122225, 124244450, 248488900]

約数ペア:

[(1, 248488900), (2, 124244450), (4, 62122225), (5, 49697780), (10, 24848890), (11, 22589900), (20, 12424445), (22, 11294950), (25, 9939556), (44, 5647475), (50, 4969778), (55, 4517980), (100, 2484889), (110, 2258990), (220, 1129495), (223, 1114300), (275, 903596), (446, 557150), (550, 451798), (892, 278575), (1013, 245300), (1100, 225899), (1115, 222860), (2026, 122650), (2230, 111430), (2453, 101300), (4052, 61325), (4460, 55715), (4906, 50650), (5065, 49060), (5575, 44572), (9812, 25325), (10130, 24530), (11143, 22300), (11150, 22286), (12265, 20260)]