828548080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2251}}^1$

素因数の和:2414

約数の個数: 80

約数和(自身を含む): 1990479744

約数和(自身を除く): 1161931664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 107, 172, 214, 215, 344, 428, 430, 535, 688, 856, 860, 1070, 1712, 1720, 2140, 2251, 3440, 4280, 4502, 4601, 8560, 9004, 9202, 11255, 18008, 18404, 22510, 23005, 36016, 36808, 45020, 46010, 73616, 90040, 92020, 96793, 180080, 184040, 193586, 240857, 368080, 387172, 481714, 483965, 774344, 963428, 967930, 1204285, 1548688, 1926856, 1935860, 2408570, 3853712, 3871720, 4817140, 7743440, 9634280, 10356851, 19268560, 20713702, 41427404, 51784255, 82854808, 103568510, 165709616, 207137020, 414274040, 828548080]

約数ペア:

[(1, 828548080), (2, 414274040), (4, 207137020), (5, 165709616), (8, 103568510), (10, 82854808), (16, 51784255), (20, 41427404), (40, 20713702), (43, 19268560), (80, 10356851), (86, 9634280), (107, 7743440), (172, 4817140), (214, 3871720), (215, 3853712), (344, 2408570), (428, 1935860), (430, 1926856), (535, 1548688), (688, 1204285), (856, 967930), (860, 963428), (1070, 774344), (1712, 483965), (1720, 481714), (2140, 387172), (2251, 368080), (3440, 240857), (4280, 193586), (4502, 184040), (4601, 180080), (8560, 96793), (9004, 92020), (9202, 90040), (11255, 73616), (18008, 46010), (18404, 45020), (22510, 36808), (23005, 36016)]