71954932

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 153062784

約数和(自身を除く): 81107852

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 73, 94, 98, 107, 146, 188, 196, 214, 292, 329, 428, 511, 658, 749, 1022, 1316, 1498, 2044, 2303, 2996, 3431, 3577, 4606, 5029, 5243, 6862, 7154, 7811, 9212, 10058, 10486, 13724, 14308, 15622, 20116, 20972, 24017, 31244, 35203, 48034, 54677, 70406, 96068, 109354, 140812, 168119, 218708, 246421, 336238, 367117, 382739, 492842, 672476, 734234, 765478, 985684, 1468468, 1530956, 2569819, 5139638, 10279276, 17988733, 35977466, 71954932]

約数ペア:

[(1, 71954932), (2, 35977466), (4, 17988733), (7, 10279276), (14, 5139638), (28, 2569819), (47, 1530956), (49, 1468468), (73, 985684), (94, 765478), (98, 734234), (107, 672476), (146, 492842), (188, 382739), (196, 367117), (214, 336238), (292, 246421), (329, 218708), (428, 168119), (511, 140812), (658, 109354), (749, 96068), (1022, 70406), (1316, 54677), (1498, 48034), (2044, 35203), (2303, 31244), (2996, 24017), (3431, 20972), (3577, 20116), (4606, 15622), (5029, 14308), (5243, 13724), (6862, 10486), (7154, 10058), (7811, 9212)]