55617100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 155990016

約数和(自身を除く): 100372916

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 31, 35, 44, 50, 55, 62, 70, 77, 100, 110, 124, 140, 154, 155, 175, 217, 220, 233, 275, 308, 310, 341, 350, 385, 434, 466, 550, 620, 682, 700, 770, 775, 868, 932, 1085, 1100, 1165, 1364, 1540, 1550, 1631, 1705, 1925, 2170, 2330, 2387, 2563, 3100, 3262, 3410, 3850, 4340, 4660, 4774, 5126, 5425, 5825, 6524, 6820, 7223, 7700, 8155, 8525, 9548, 10252, 10850, 11650, 11935, 12815, 14446, 16310, 17050, 17941, 21700, 23300, 23870, 25630, 28892, 32620, 34100, 35882, 36115, 40775, 47740, 50561, 51260, 59675, 64075, 71764, 72230, 79453, 81550, 89705, 101122, 119350, 128150, 144460, 158906, 163100, 179410, 180575, 202244, 238700, 252805, 256300, 317812, 358820, 361150, 397265, 448525, 505610, 556171, 722300, 794530, 897050, 1011220, 1112342, 1264025, 1589060, 1794100, 1986325, 2224684, 2528050, 2780855, 3972650, 5056100, 5561710, 7945300, 11123420, 13904275, 27808550, 55617100]

約数ペア:

[(1, 55617100), (2, 27808550), (4, 13904275), (5, 11123420), (7, 7945300), (10, 5561710), (11, 5056100), (14, 3972650), (20, 2780855), (22, 2528050), (25, 2224684), (28, 1986325), (31, 1794100), (35, 1589060), (44, 1264025), (50, 1112342), (55, 1011220), (62, 897050), (70, 794530), (77, 722300), (100, 556171), (110, 505610), (124, 448525), (140, 397265), (154, 361150), (155, 358820), (175, 317812), (217, 256300), (220, 252805), (233, 238700), (275, 202244), (308, 180575), (310, 179410), (341, 163100), (350, 158906), (385, 144460), (434, 128150), (466, 119350), (550, 101122), (620, 89705), (682, 81550), (700, 79453), (770, 72230), (775, 71764), (868, 64075), (932, 59675), (1085, 51260), (1100, 50561), (1165, 47740), (1364, 40775), (1540, 36115), (1550, 35882), (1631, 34100), (1705, 32620), (1925, 28892), (2170, 25630), (2330, 23870), (2387, 23300), (2563, 21700), (3100, 17941), (3262, 17050), (3410, 16310), (3850, 14446), (4340, 12815), (4660, 11935), (4774, 11650), (5126, 10850), (5425, 10252), (5825, 9548), (6524, 8525), (6820, 8155), (7223, 7700)]