25931250

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{461}}^1$

素因数の和:494

約数の個数: 72

約数和(自身を含む): 70378308

約数和(自身を除く): 44447058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 461, 625, 750, 922, 1125, 1250, 1383, 1875, 2250, 2305, 2766, 3125, 3750, 4149, 4610, 5625, 6250, 6915, 8298, 9375, 11250, 11525, 13830, 18750, 20745, 23050, 28125, 34575, 41490, 56250, 57625, 69150, 103725, 115250, 172875, 207450, 288125, 345750, 518625, 576250, 864375, 1037250, 1440625, 1728750, 2593125, 2881250, 4321875, 5186250, 8643750, 12965625, 25931250]

約数ペア:

[(1, 25931250), (2, 12965625), (3, 8643750), (5, 5186250), (6, 4321875), (9, 2881250), (10, 2593125), (15, 1728750), (18, 1440625), (25, 1037250), (30, 864375), (45, 576250), (50, 518625), (75, 345750), (90, 288125), (125, 207450), (150, 172875), (225, 115250), (250, 103725), (375, 69150), (450, 57625), (461, 56250), (625, 41490), (750, 34575), (922, 28125), (1125, 23050), (1250, 20745), (1383, 18750), (1875, 13830), (2250, 11525), (2305, 11250), (2766, 9375), (3125, 8298), (3750, 6915), (4149, 6250), (4610, 5625)]