2564250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 6918912

約数和(自身を除く): 4354662

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 263, 325, 375, 390, 526, 650, 750, 789, 975, 1315, 1578, 1625, 1950, 2630, 3250, 3419, 3945, 4875, 6575, 6838, 7890, 9750, 10257, 13150, 17095, 19725, 20514, 32875, 34190, 39450, 51285, 65750, 85475, 98625, 102570, 170950, 197250, 256425, 427375, 512850, 854750, 1282125, 2564250]

約数ペア:

[(1, 2564250), (2, 1282125), (3, 854750), (5, 512850), (6, 427375), (10, 256425), (13, 197250), (15, 170950), (25, 102570), (26, 98625), (30, 85475), (39, 65750), (50, 51285), (65, 39450), (75, 34190), (78, 32875), (125, 20514), (130, 19725), (150, 17095), (195, 13150), (250, 10257), (263, 9750), (325, 7890), (375, 6838), (390, 6575), (526, 4875), (650, 3945), (750, 3419), (789, 3250), (975, 2630), (1315, 1950), (1578, 1625)]