102545540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 228977280

約数和(自身を除く): 126431740

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 59, 86, 94, 118, 172, 188, 215, 235, 236, 295, 430, 470, 590, 860, 940, 1180, 1849, 2021, 2537, 2773, 3698, 4042, 5074, 5546, 7396, 8084, 9245, 10105, 10148, 11092, 12685, 13865, 18490, 20210, 25370, 27730, 36980, 40420, 50740, 55460, 86903, 109091, 119239, 173806, 218182, 238478, 347612, 434515, 436364, 476956, 545455, 596195, 869030, 1090910, 1192390, 1738060, 2181820, 2384780, 5127277, 10254554, 20509108, 25636385, 51272770, 102545540]

約数ペア:

[(1, 102545540), (2, 51272770), (4, 25636385), (5, 20509108), (10, 10254554), (20, 5127277), (43, 2384780), (47, 2181820), (59, 1738060), (86, 1192390), (94, 1090910), (118, 869030), (172, 596195), (188, 545455), (215, 476956), (235, 436364), (236, 434515), (295, 347612), (430, 238478), (470, 218182), (590, 173806), (860, 119239), (940, 109091), (1180, 86903), (1849, 55460), (2021, 50740), (2537, 40420), (2773, 36980), (3698, 27730), (4042, 25370), (5074, 20210), (5546, 18490), (7396, 13865), (8084, 12685), (9245, 11092), (10105, 10148)]