926651440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{81001}}^1$

素因数の和:81038

約数の個数: 80

約数和(自身を含む): 2531150496

約数和(自身を除く): 1604499056

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 81001, 162002, 324004, 405005, 648008, 810010, 891011, 1053013, 1296016, 1620020, 1782022, 2106026, 3240040, 3564044, 4212052, 4455055, 5265065, 6480080, 7128088, 8424104, 8910110, 10530130, 11583143, 14256176, 16848208, 17820220, 21060260, 23166286, 35640440, 42120520, 46332572, 57915715, 71280880, 84241040, 92665144, 115831430, 185330288, 231662860, 463325720, 926651440]

約数ペア:

[(1, 926651440), (2, 463325720), (4, 231662860), (5, 185330288), (8, 115831430), (10, 92665144), (11, 84241040), (13, 71280880), (16, 57915715), (20, 46332572), (22, 42120520), (26, 35640440), (40, 23166286), (44, 21060260), (52, 17820220), (55, 16848208), (65, 14256176), (80, 11583143), (88, 10530130), (104, 8910110), (110, 8424104), (130, 7128088), (143, 6480080), (176, 5265065), (208, 4455055), (220, 4212052), (260, 3564044), (286, 3240040), (440, 2106026), (520, 1782022), (572, 1620020), (715, 1296016), (880, 1053013), (1040, 891011), (1144, 810010), (1430, 648008), (2288, 405005), (2860, 324004), (5720, 162002), (11440, 81001)]