215231250

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:926

約数の個数: 96

約数和(自身を含む): 580087872

約数和(自身を除く): 364856622

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 625, 650, 750, 883, 975, 1250, 1625, 1766, 1875, 1950, 2649, 3125, 3250, 3750, 4415, 4875, 5298, 6250, 8125, 8830, 9375, 9750, 11479, 13245, 16250, 18750, 22075, 22958, 24375, 26490, 34437, 40625, 44150, 48750, 57395, 66225, 68874, 81250, 110375, 114790, 121875, 132450, 172185, 220750, 243750, 286975, 331125, 344370, 551875, 573950, 662250, 860925, 1103750, 1434875, 1655625, 1721850, 2759375, 2869750, 3311250, 4304625, 5518750, 7174375, 8278125, 8609250, 14348750, 16556250, 21523125, 35871875, 43046250, 71743750, 107615625, 215231250]

約数ペア:

[(1, 215231250), (2, 107615625), (3, 71743750), (5, 43046250), (6, 35871875), (10, 21523125), (13, 16556250), (15, 14348750), (25, 8609250), (26, 8278125), (30, 7174375), (39, 5518750), (50, 4304625), (65, 3311250), (75, 2869750), (78, 2759375), (125, 1721850), (130, 1655625), (150, 1434875), (195, 1103750), (250, 860925), (325, 662250), (375, 573950), (390, 551875), (625, 344370), (650, 331125), (750, 286975), (883, 243750), (975, 220750), (1250, 172185), (1625, 132450), (1766, 121875), (1875, 114790), (1950, 110375), (2649, 81250), (3125, 68874), (3250, 66225), (3750, 57395), (4415, 48750), (4875, 44150), (5298, 40625), (6250, 34437), (8125, 26490), (8830, 24375), (9375, 22958), (9750, 22075), (11479, 18750), (13245, 16250)]