81873750

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{3119}}^1$

素因数の和:3151

約数の個数: 80

約数和(自身を含む): 233925120

約数和(自身を除く): 152051370

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, 875, 1050, 1250, 1750, 1875, 2625, 3119, 3750, 4375, 5250, 6238, 8750, 9357, 13125, 15595, 18714, 21833, 26250, 31190, 43666, 46785, 65499, 77975, 93570, 109165, 130998, 155950, 218330, 233925, 327495, 389875, 467850, 545825, 654990, 779750, 1091650, 1169625, 1637475, 1949375, 2339250, 2729125, 3274950, 3898750, 5458250, 5848125, 8187375, 11696250, 13645625, 16374750, 27291250, 40936875, 81873750]

約数ペア:

[(1, 81873750), (2, 40936875), (3, 27291250), (5, 16374750), (6, 13645625), (7, 11696250), (10, 8187375), (14, 5848125), (15, 5458250), (21, 3898750), (25, 3274950), (30, 2729125), (35, 2339250), (42, 1949375), (50, 1637475), (70, 1169625), (75, 1091650), (105, 779750), (125, 654990), (150, 545825), (175, 467850), (210, 389875), (250, 327495), (350, 233925), (375, 218330), (525, 155950), (625, 130998), (750, 109165), (875, 93570), (1050, 77975), (1250, 65499), (1750, 46785), (1875, 43666), (2625, 31190), (3119, 26250), (3750, 21833), (4375, 18714), (5250, 15595), (6238, 13125), (8750, 9357)]