85691900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 237484800

約数和(自身を除く): 151792900

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, 379, 380, 425, 475, 476, 532, 595, 646, 665, 700, 758, 850, 950, 1190, 1292, 1330, 1516, 1615, 1700, 1895, 1900, 2261, 2380, 2653, 2660, 2975, 3230, 3325, 3790, 4522, 5306, 5950, 6443, 6460, 6650, 7201, 7580, 8075, 9044, 9475, 10612, 11305, 11900, 12886, 13265, 13300, 14402, 16150, 18950, 22610, 25772, 26530, 28804, 32215, 32300, 36005, 37900, 45101, 45220, 50407, 53060, 56525, 64430, 66325, 72010, 90202, 100814, 113050, 122417, 128860, 132650, 144020, 161075, 180025, 180404, 201628, 225505, 226100, 244834, 252035, 265300, 322150, 360050, 451010, 489668, 504070, 612085, 644300, 720100, 856919, 902020, 1008140, 1127525, 1224170, 1260175, 1713838, 2255050, 2448340, 2520350, 3060425, 3427676, 4284595, 4510100, 5040700, 6120850, 8569190, 12241700, 17138380, 21422975, 42845950, 85691900]

約数ペア:

[(1, 85691900), (2, 42845950), (4, 21422975), (5, 17138380), (7, 12241700), (10, 8569190), (14, 6120850), (17, 5040700), (19, 4510100), (20, 4284595), (25, 3427676), (28, 3060425), (34, 2520350), (35, 2448340), (38, 2255050), (50, 1713838), (68, 1260175), (70, 1224170), (76, 1127525), (85, 1008140), (95, 902020), (100, 856919), (119, 720100), (133, 644300), (140, 612085), (170, 504070), (175, 489668), (190, 451010), (238, 360050), (266, 322150), (323, 265300), (340, 252035), (350, 244834), (379, 226100), (380, 225505), (425, 201628), (475, 180404), (476, 180025), (532, 161075), (595, 144020), (646, 132650), (665, 128860), (700, 122417), (758, 113050), (850, 100814), (950, 90202), (1190, 72010), (1292, 66325), (1330, 64430), (1516, 56525), (1615, 53060), (1700, 50407), (1895, 45220), (1900, 45101), (2261, 37900), (2380, 36005), (2653, 32300), (2660, 32215), (2975, 28804), (3230, 26530), (3325, 25772), (3790, 22610), (4522, 18950), (5306, 16150), (5950, 14402), (6443, 13300), (6460, 13265), (6650, 12886), (7201, 11900), (7580, 11305), (8075, 10612), (9044, 9475)]