88905520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3259}}^1$

素因数の和:3314

約数の個数: 80

約数和(自身を含む): 232842240

約数和(自身を除く): 143936720

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, 3259, 3410, 5456, 6518, 6820, 13036, 13640, 16295, 26072, 27280, 32590, 35849, 52144, 65180, 71698, 101029, 130360, 143396, 179245, 202058, 260720, 286792, 358490, 404116, 505145, 573584, 716980, 808232, 1010290, 1111319, 1433960, 1616464, 2020580, 2222638, 2867920, 4041160, 4445276, 5556595, 8082320, 8890552, 11113190, 17781104, 22226380, 44452760, 88905520]

約数ペア:

[(1, 88905520), (2, 44452760), (4, 22226380), (5, 17781104), (8, 11113190), (10, 8890552), (11, 8082320), (16, 5556595), (20, 4445276), (22, 4041160), (31, 2867920), (40, 2222638), (44, 2020580), (55, 1616464), (62, 1433960), (80, 1111319), (88, 1010290), (110, 808232), (124, 716980), (155, 573584), (176, 505145), (220, 404116), (248, 358490), (310, 286792), (341, 260720), (440, 202058), (496, 179245), (620, 143396), (682, 130360), (880, 101029), (1240, 71698), (1364, 65180), (1705, 52144), (2480, 35849), (2728, 32590), (3259, 27280), (3410, 26072), (5456, 16295), (6518, 13640), (6820, 13036)]