8644900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 21248640

約数和(自身を除く): 12603740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 100, 110, 116, 145, 220, 271, 275, 290, 319, 542, 550, 580, 638, 725, 1084, 1100, 1276, 1355, 1450, 1595, 2710, 2900, 2981, 3190, 5420, 5962, 6380, 6775, 7859, 7975, 11924, 13550, 14905, 15718, 15950, 27100, 29810, 31436, 31900, 39295, 59620, 74525, 78590, 86449, 149050, 157180, 172898, 196475, 298100, 345796, 392950, 432245, 785900, 864490, 1728980, 2161225, 4322450, 8644900]

約数ペア:

[(1, 8644900), (2, 4322450), (4, 2161225), (5, 1728980), (10, 864490), (11, 785900), (20, 432245), (22, 392950), (25, 345796), (29, 298100), (44, 196475), (50, 172898), (55, 157180), (58, 149050), (100, 86449), (110, 78590), (116, 74525), (145, 59620), (220, 39295), (271, 31900), (275, 31436), (290, 29810), (319, 27100), (542, 15950), (550, 15718), (580, 14905), (638, 13550), (725, 11924), (1084, 7975), (1100, 7859), (1276, 6775), (1355, 6380), (1450, 5962), (1595, 5420), (2710, 3190), (2900, 2981)]