90651440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3378

約数の個数: 80

約数和(自身を含む): 237413376

約数和(自身を除く): 146761936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3323, 3410, 5456, 6646, 6820, 13292, 13640, 16615, 26584, 27280, 33230, 36553, 53168, 66460, 73106, 103013, 132920, 146212, 182765, 206026, 265840, 292424, 365530, 412052, 515065, 584848, 731060, 824104, 1030130, 1133143, 1462120, 1648208, 2060260, 2266286, 2924240, 4120520, 4532572, 5665715, 8241040, 9065144, 11331430, 18130288, 22662860, 45325720, 90651440]

約数ペア:

[(1, 90651440), (2, 45325720), (4, 22662860), (5, 18130288), (8, 11331430), (10, 9065144), (11, 8241040), (16, 5665715), (20, 4532572), (22, 4120520), (31, 2924240), (40, 2266286), (44, 2060260), (55, 1648208), (62, 1462120), (80, 1133143), (88, 1030130), (110, 824104), (124, 731060), (155, 584848), (176, 515065), (220, 412052), (248, 365530), (310, 292424), (341, 265840), (440, 206026), (496, 182765), (620, 146212), (682, 132920), (880, 103013), (1240, 73106), (1364, 66460), (1705, 53168), (2480, 36553), (2728, 33230), (3323, 27280), (3410, 26584), (5456, 16615), (6646, 13640), (6820, 13292)]