90666100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 251233920

約数和(自身を除く): 160567820

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 25, 28, 34, 35, 38, 50, 68, 70, 76, 85, 95, 100, 119, 133, 140, 170, 175, 190, 238, 266, 323, 340, 350, 380, 401, 425, 475, 476, 532, 595, 646, 665, 700, 802, 850, 950, 1190, 1292, 1330, 1604, 1615, 1700, 1900, 2005, 2261, 2380, 2660, 2807, 2975, 3230, 3325, 4010, 4522, 5614, 5950, 6460, 6650, 6817, 7619, 8020, 8075, 9044, 10025, 11228, 11305, 11900, 13300, 13634, 14035, 15238, 16150, 20050, 22610, 27268, 28070, 30476, 32300, 34085, 38095, 40100, 45220, 47719, 53333, 56140, 56525, 68170, 70175, 76190, 95438, 106666, 113050, 129523, 136340, 140350, 152380, 170425, 190475, 190876, 213332, 226100, 238595, 259046, 266665, 280700, 340850, 380950, 477190, 518092, 533330, 647615, 681700, 761900, 906661, 954380, 1066660, 1192975, 1295230, 1333325, 1813322, 2385950, 2590460, 2666650, 3238075, 3626644, 4533305, 4771900, 5333300, 6476150, 9066610, 12952300, 18133220, 22666525, 45333050, 90666100]

約数ペア:

[(1, 90666100), (2, 45333050), (4, 22666525), (5, 18133220), (7, 12952300), (10, 9066610), (14, 6476150), (17, 5333300), (19, 4771900), (20, 4533305), (25, 3626644), (28, 3238075), (34, 2666650), (35, 2590460), (38, 2385950), (50, 1813322), (68, 1333325), (70, 1295230), (76, 1192975), (85, 1066660), (95, 954380), (100, 906661), (119, 761900), (133, 681700), (140, 647615), (170, 533330), (175, 518092), (190, 477190), (238, 380950), (266, 340850), (323, 280700), (340, 266665), (350, 259046), (380, 238595), (401, 226100), (425, 213332), (475, 190876), (476, 190475), (532, 170425), (595, 152380), (646, 140350), (665, 136340), (700, 129523), (802, 113050), (850, 106666), (950, 95438), (1190, 76190), (1292, 70175), (1330, 68170), (1604, 56525), (1615, 56140), (1700, 53333), (1900, 47719), (2005, 45220), (2261, 40100), (2380, 38095), (2660, 34085), (2807, 32300), (2975, 30476), (3230, 28070), (3325, 27268), (4010, 22610), (4522, 20050), (5614, 16150), (5950, 15238), (6460, 14035), (6650, 13634), (6817, 13300), (7619, 11900), (8020, 11305), (8075, 11228), (9044, 10025)]