28556250

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{1523}}^1$

素因数の和:1553

約数の個数: 48

約数和(自身を含む): 71432928

約数和(自身を除く): 42876678

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1523, 1875, 3046, 3125, 3750, 4569, 6250, 7615, 9138, 9375, 15230, 18750, 22845, 38075, 45690, 76150, 114225, 190375, 228450, 380750, 571125, 951875, 1142250, 1903750, 2855625, 4759375, 5711250, 9518750, 14278125, 28556250]

約数ペア:

[(1, 28556250), (2, 14278125), (3, 9518750), (5, 5711250), (6, 4759375), (10, 2855625), (15, 1903750), (25, 1142250), (30, 951875), (50, 571125), (75, 380750), (125, 228450), (150, 190375), (250, 114225), (375, 76150), (625, 45690), (750, 38075), (1250, 22845), (1523, 18750), (1875, 15230), (3046, 9375), (3125, 9138), (3750, 7615), (4569, 6250)]