2651250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{101}}^1$

素因数の和:133

約数の個数: 80

約数和(自身を含む): 7647552

約数和(自身を除く): 4996302

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 101, 105, 125, 150, 175, 202, 210, 250, 303, 350, 375, 505, 525, 606, 625, 707, 750, 875, 1010, 1050, 1250, 1414, 1515, 1750, 1875, 2121, 2525, 2625, 3030, 3535, 3750, 4242, 4375, 5050, 5250, 7070, 7575, 8750, 10605, 12625, 13125, 15150, 17675, 21210, 25250, 26250, 35350, 37875, 53025, 63125, 75750, 88375, 106050, 126250, 176750, 189375, 265125, 378750, 441875, 530250, 883750, 1325625, 2651250]

約数ペア:

[(1, 2651250), (2, 1325625), (3, 883750), (5, 530250), (6, 441875), (7, 378750), (10, 265125), (14, 189375), (15, 176750), (21, 126250), (25, 106050), (30, 88375), (35, 75750), (42, 63125), (50, 53025), (70, 37875), (75, 35350), (101, 26250), (105, 25250), (125, 21210), (150, 17675), (175, 15150), (202, 13125), (210, 12625), (250, 10605), (303, 8750), (350, 7575), (375, 7070), (505, 5250), (525, 5050), (606, 4375), (625, 4242), (707, 3750), (750, 3535), (875, 3030), (1010, 2625), (1050, 2525), (1250, 2121), (1414, 1875), (1515, 1750)]