61550625

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{1931}}^1$

素因数の和:1971

約数の個数: 40

約数和(自身を含む): 108640224

約数和(自身を除く): 47089599

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 625, 1275, 1875, 1931, 2125, 5793, 6375, 9655, 10625, 28965, 31875, 32827, 48275, 98481, 144825, 164135, 241375, 492405, 724125, 820675, 1206875, 2462025, 3620625, 4103375, 12310125, 20516875, 61550625]

約数ペア:

[(1, 61550625), (3, 20516875), (5, 12310125), (15, 4103375), (17, 3620625), (25, 2462025), (51, 1206875), (75, 820675), (85, 724125), (125, 492405), (255, 241375), (375, 164135), (425, 144825), (625, 98481), (1275, 48275), (1875, 32827), (1931, 31875), (2125, 28965), (5793, 10625), (6375, 9655)]