8045462540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{887}}^1$

素因数の和:1191

約数の個数: 96

約数和(自身を含む): 17723059200

約数和(自身を除く): 9677596660

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 199, 212, 215, 265, 398, 430, 530, 796, 860, 887, 995, 1060, 1774, 1990, 2279, 3548, 3980, 4435, 4558, 8557, 8870, 9116, 10547, 11395, 17114, 17740, 21094, 22790, 34228, 38141, 42188, 42785, 45580, 47011, 52735, 76282, 85570, 94022, 105470, 152564, 171140, 176513, 188044, 190705, 210940, 235055, 353026, 381410, 453521, 470110, 706052, 762820, 882565, 907042, 940220, 1765130, 1814084, 2021473, 2267605, 3530260, 4042946, 4535210, 7590059, 8085892, 9070420, 9355189, 10107365, 15180118, 18710378, 20214730, 30360236, 37420756, 37950295, 40429460, 46775945, 75900590, 93551890, 151801180, 187103780, 402273127, 804546254, 1609092508, 2011365635, 4022731270, 8045462540]

約数ペア:

[(1, 8045462540), (2, 4022731270), (4, 2011365635), (5, 1609092508), (10, 804546254), (20, 402273127), (43, 187103780), (53, 151801180), (86, 93551890), (106, 75900590), (172, 46775945), (199, 40429460), (212, 37950295), (215, 37420756), (265, 30360236), (398, 20214730), (430, 18710378), (530, 15180118), (796, 10107365), (860, 9355189), (887, 9070420), (995, 8085892), (1060, 7590059), (1774, 4535210), (1990, 4042946), (2279, 3530260), (3548, 2267605), (3980, 2021473), (4435, 1814084), (4558, 1765130), (8557, 940220), (8870, 907042), (9116, 882565), (10547, 762820), (11395, 706052), (17114, 470110), (17740, 453521), (21094, 381410), (22790, 353026), (34228, 235055), (38141, 210940), (42188, 190705), (42785, 188044), (45580, 176513), (47011, 171140), (52735, 152564), (76282, 105470), (85570, 94022)]