20291250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{773}}^1$

素因数の和:805

約数の個数: 80

約数和(自身を含む): 58031424

約数和(自身を除く): 37740174

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 625, 750, 773, 875, 1050, 1250, 1546, 1750, 1875, 2319, 2625, 3750, 3865, 4375, 4638, 5250, 5411, 7730, 8750, 10822, 11595, 13125, 16233, 19325, 23190, 26250, 27055, 32466, 38650, 54110, 57975, 81165, 96625, 115950, 135275, 162330, 193250, 270550, 289875, 405825, 483125, 579750, 676375, 811650, 966250, 1352750, 1449375, 2029125, 2898750, 3381875, 4058250, 6763750, 10145625, 20291250]

約数ペア:

[(1, 20291250), (2, 10145625), (3, 6763750), (5, 4058250), (6, 3381875), (7, 2898750), (10, 2029125), (14, 1449375), (15, 1352750), (21, 966250), (25, 811650), (30, 676375), (35, 579750), (42, 483125), (50, 405825), (70, 289875), (75, 270550), (105, 193250), (125, 162330), (150, 135275), (175, 115950), (210, 96625), (250, 81165), (350, 57975), (375, 54110), (525, 38650), (625, 32466), (750, 27055), (773, 26250), (875, 23190), (1050, 19325), (1250, 16233), (1546, 13125), (1750, 11595), (1875, 10822), (2319, 8750), (2625, 7730), (3750, 5411), (3865, 5250), (4375, 4638)]