128021250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{4877}}^1$

素因数の和:4909

約数の個数: 80

約数和(自身を含む): 365732928

約数和(自身を除く): 237711678

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, 3750, 4375, 4877, 5250, 8750, 9754, 13125, 14631, 24385, 26250, 29262, 34139, 48770, 68278, 73155, 102417, 121925, 146310, 170695, 204834, 243850, 341390, 365775, 512085, 609625, 731550, 853475, 1024170, 1219250, 1706950, 1828875, 2560425, 3048125, 3657750, 4267375, 5120850, 6096250, 8534750, 9144375, 12802125, 18288750, 21336875, 25604250, 42673750, 64010625, 128021250]

約数ペア:

[(1, 128021250), (2, 64010625), (3, 42673750), (5, 25604250), (6, 21336875), (7, 18288750), (10, 12802125), (14, 9144375), (15, 8534750), (21, 6096250), (25, 5120850), (30, 4267375), (35, 3657750), (42, 3048125), (50, 2560425), (70, 1828875), (75, 1706950), (105, 1219250), (125, 1024170), (150, 853475), (175, 731550), (210, 609625), (250, 512085), (350, 365775), (375, 341390), (525, 243850), (625, 204834), (750, 170695), (875, 146310), (1050, 121925), (1250, 102417), (1750, 73155), (1875, 68278), (2625, 48770), (3750, 34139), (4375, 29262), (4877, 26250), (5250, 24385), (8750, 14631), (9754, 13125)]