32105000

素因数分解:

$2^3\times 5^4\times {\mathrm{6421}}^1$

素因数の和:6447

約数の個数: 40

約数和(自身を含む): 75233730

約数和(自身を除く): 43128730

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 6421, 12842, 25684, 32105, 51368, 64210, 128420, 160525, 256840, 321050, 642100, 802625, 1284200, 1605250, 3210500, 4013125, 6421000, 8026250, 16052500, 32105000]

約数ペア:

[(1, 32105000), (2, 16052500), (4, 8026250), (5, 6421000), (8, 4013125), (10, 3210500), (20, 1605250), (25, 1284200), (40, 802625), (50, 642100), (100, 321050), (125, 256840), (200, 160525), (250, 128420), (500, 64210), (625, 51368), (1000, 32105), (1250, 25684), (2500, 12842), (5000, 6421)]