55558750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:311

約数の個数: 60

約数和(自身を含む): 113195016

約数和(自身を除く): 57636266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 263, 325, 338, 526, 625, 650, 845, 1250, 1315, 1625, 1690, 2630, 3250, 3419, 4225, 6575, 6838, 8125, 8450, 13150, 16250, 17095, 21125, 32875, 34190, 42250, 44447, 65750, 85475, 88894, 105625, 164375, 170950, 211250, 222235, 328750, 427375, 444470, 854750, 1111175, 2136875, 2222350, 4273750, 5555875, 11111750, 27779375, 55558750]

約数ペア:

[(1, 55558750), (2, 27779375), (5, 11111750), (10, 5555875), (13, 4273750), (25, 2222350), (26, 2136875), (50, 1111175), (65, 854750), (125, 444470), (130, 427375), (169, 328750), (250, 222235), (263, 211250), (325, 170950), (338, 164375), (526, 105625), (625, 88894), (650, 85475), (845, 65750), (1250, 44447), (1315, 42250), (1625, 34190), (1690, 32875), (2630, 21125), (3250, 17095), (3419, 16250), (4225, 13150), (6575, 8450), (6838, 8125)]