38318950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 73656000

約数和(自身を除く): 35337050

約数列:

[1, 2, 5, 10, 25, 50, 79, 89, 109, 158, 178, 218, 395, 445, 545, 790, 890, 1090, 1975, 2225, 2725, 3950, 4450, 5450, 7031, 8611, 9701, 14062, 17222, 19402, 35155, 43055, 48505, 70310, 86110, 97010, 175775, 215275, 242525, 351550, 430550, 485050, 766379, 1532758, 3831895, 7663790, 19159475, 38318950]

約数ペア:

[(1, 38318950), (2, 19159475), (5, 7663790), (10, 3831895), (25, 1532758), (50, 766379), (79, 485050), (89, 430550), (109, 351550), (158, 242525), (178, 215275), (218, 175775), (395, 97010), (445, 86110), (545, 70310), (790, 48505), (890, 43055), (1090, 35155), (1975, 19402), (2225, 17222), (2725, 14062), (3950, 9701), (4450, 8611), (5450, 7031)]