61295625

素因数分解:

$3^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:684

約数の個数: 60

約数和(自身を含む): 117328068

約数和(自身を除く): 56032443

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 625, 641, 765, 1125, 1275, 1875, 1923, 2125, 3205, 3825, 5625, 5769, 6375, 9615, 10625, 10897, 16025, 19125, 28845, 31875, 32691, 48075, 54485, 80125, 95625, 98073, 144225, 163455, 240375, 272425, 400625, 490365, 721125, 817275, 1201875, 1362125, 2451825, 3605625, 4086375, 6810625, 12259125, 20431875, 61295625]

約数ペア:

[(1, 61295625), (3, 20431875), (5, 12259125), (9, 6810625), (15, 4086375), (17, 3605625), (25, 2451825), (45, 1362125), (51, 1201875), (75, 817275), (85, 721125), (125, 490365), (153, 400625), (225, 272425), (255, 240375), (375, 163455), (425, 144225), (625, 98073), (641, 95625), (765, 80125), (1125, 54485), (1275, 48075), (1875, 32691), (1923, 31875), (2125, 28845), (3205, 19125), (3825, 16025), (5625, 10897), (5769, 10625), (6375, 9615)]