945854900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1319}}^1$

素因数の和:1505

約数の個数: 72

約数和(自身を含む): 2103615360

約数和(自身を除く): 1157760460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 101, 142, 202, 284, 355, 404, 505, 710, 1010, 1319, 1420, 1775, 2020, 2525, 2638, 3550, 5050, 5276, 6595, 7100, 7171, 10100, 13190, 14342, 26380, 28684, 32975, 35855, 65950, 71710, 93649, 131900, 133219, 143420, 179275, 187298, 266438, 358550, 374596, 468245, 532876, 666095, 717100, 936490, 1332190, 1872980, 2341225, 2664380, 3330475, 4682450, 6660950, 9364900, 9458549, 13321900, 18917098, 37834196, 47292745, 94585490, 189170980, 236463725, 472927450, 945854900]

約数ペア:

[(1, 945854900), (2, 472927450), (4, 236463725), (5, 189170980), (10, 94585490), (20, 47292745), (25, 37834196), (50, 18917098), (71, 13321900), (100, 9458549), (101, 9364900), (142, 6660950), (202, 4682450), (284, 3330475), (355, 2664380), (404, 2341225), (505, 1872980), (710, 1332190), (1010, 936490), (1319, 717100), (1420, 666095), (1775, 532876), (2020, 468245), (2525, 374596), (2638, 358550), (3550, 266438), (5050, 187298), (5276, 179275), (6595, 143420), (7100, 133219), (7171, 131900), (10100, 93649), (13190, 71710), (14342, 65950), (26380, 35855), (28684, 32975)]