10981750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 23063040

約数和(自身を除く): 12081290

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 109, 125, 130, 155, 218, 250, 310, 325, 403, 545, 650, 775, 806, 1090, 1417, 1550, 1625, 2015, 2725, 2834, 3250, 3379, 3875, 4030, 5450, 6758, 7085, 7750, 10075, 13625, 14170, 16895, 20150, 27250, 33790, 35425, 43927, 50375, 70850, 84475, 87854, 100750, 168950, 177125, 219635, 354250, 422375, 439270, 844750, 1098175, 2196350, 5490875, 10981750]

約数ペア:

[(1, 10981750), (2, 5490875), (5, 2196350), (10, 1098175), (13, 844750), (25, 439270), (26, 422375), (31, 354250), (50, 219635), (62, 177125), (65, 168950), (109, 100750), (125, 87854), (130, 84475), (155, 70850), (218, 50375), (250, 43927), (310, 35425), (325, 33790), (403, 27250), (545, 20150), (650, 16895), (775, 14170), (806, 13625), (1090, 10075), (1417, 7750), (1550, 7085), (1625, 6758), (2015, 5450), (2725, 4030), (2834, 3875), (3250, 3379)]