20529750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 52955136

約数和(自身を除く): 32425386

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 125, 150, 155, 186, 250, 310, 375, 465, 750, 775, 883, 930, 1550, 1766, 2325, 2649, 3875, 4415, 4650, 5298, 7750, 8830, 11625, 13245, 22075, 23250, 26490, 27373, 44150, 54746, 66225, 82119, 110375, 132450, 136865, 164238, 220750, 273730, 331125, 410595, 662250, 684325, 821190, 1368650, 2052975, 3421625, 4105950, 6843250, 10264875, 20529750]

約数ペア:

[(1, 20529750), (2, 10264875), (3, 6843250), (5, 4105950), (6, 3421625), (10, 2052975), (15, 1368650), (25, 821190), (30, 684325), (31, 662250), (50, 410595), (62, 331125), (75, 273730), (93, 220750), (125, 164238), (150, 136865), (155, 132450), (186, 110375), (250, 82119), (310, 66225), (375, 54746), (465, 44150), (750, 27373), (775, 26490), (883, 23250), (930, 22075), (1550, 13245), (1766, 11625), (2325, 8830), (2649, 7750), (3875, 5298), (4415, 4650)]