164009625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2027

約数の個数: 64

約数和(自身を含む): 311351040

約数和(自身を除く): 147341415

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 125, 195, 221, 255, 325, 375, 425, 663, 975, 1105, 1275, 1625, 1979, 2125, 3315, 4875, 5525, 5937, 6375, 9895, 16575, 25727, 27625, 29685, 33643, 49475, 77181, 82875, 100929, 128635, 148425, 168215, 247375, 385905, 437359, 504645, 643175, 742125, 841075, 1312077, 1929525, 2186795, 2523225, 3215875, 4205375, 6560385, 9647625, 10933975, 12616125, 32801925, 54669875, 164009625]

約数ペア:

[(1, 164009625), (3, 54669875), (5, 32801925), (13, 12616125), (15, 10933975), (17, 9647625), (25, 6560385), (39, 4205375), (51, 3215875), (65, 2523225), (75, 2186795), (85, 1929525), (125, 1312077), (195, 841075), (221, 742125), (255, 643175), (325, 504645), (375, 437359), (425, 385905), (663, 247375), (975, 168215), (1105, 148425), (1275, 128635), (1625, 100929), (1979, 82875), (2125, 77181), (3315, 49475), (4875, 33643), (5525, 29685), (5937, 27625), (6375, 25727), (9895, 16575)]