281186200

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:757

約数の個数: 96

約数和(自身を含む): 683393760

約数和(自身を除く): 402207560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 53, 82, 100, 106, 164, 200, 205, 212, 265, 328, 410, 424, 530, 647, 820, 1025, 1060, 1294, 1325, 1640, 2050, 2120, 2173, 2588, 2650, 3235, 4100, 4346, 5176, 5300, 6470, 8200, 8692, 10600, 10865, 12940, 16175, 17384, 21730, 25880, 26527, 32350, 34291, 43460, 53054, 54325, 64700, 68582, 86920, 106108, 108650, 129400, 132635, 137164, 171455, 212216, 217300, 265270, 274328, 342910, 434600, 530540, 663175, 685820, 857275, 1061080, 1326350, 1371640, 1405931, 1714550, 2652700, 2811862, 3429100, 5305400, 5623724, 6858200, 7029655, 11247448, 14059310, 28118620, 35148275, 56237240, 70296550, 140593100, 281186200]

約数ペア:

[(1, 281186200), (2, 140593100), (4, 70296550), (5, 56237240), (8, 35148275), (10, 28118620), (20, 14059310), (25, 11247448), (40, 7029655), (41, 6858200), (50, 5623724), (53, 5305400), (82, 3429100), (100, 2811862), (106, 2652700), (164, 1714550), (200, 1405931), (205, 1371640), (212, 1326350), (265, 1061080), (328, 857275), (410, 685820), (424, 663175), (530, 530540), (647, 434600), (820, 342910), (1025, 274328), (1060, 265270), (1294, 217300), (1325, 212216), (1640, 171455), (2050, 137164), (2120, 132635), (2173, 129400), (2588, 108650), (2650, 106108), (3235, 86920), (4100, 68582), (4346, 64700), (5176, 54325), (5300, 53054), (6470, 43460), (8200, 34291), (8692, 32350), (10600, 26527), (10865, 25880), (12940, 21730), (16175, 17384)]