51947500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1889}}^1$

素因数の和:1924

約数の個数: 60

約数和(自身を含む): 123991560

約数和(自身を除く): 72044060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 1889, 2500, 2750, 3778, 5500, 6875, 7556, 9445, 13750, 18890, 20779, 27500, 37780, 41558, 47225, 83116, 94450, 103895, 188900, 207790, 236125, 415580, 472250, 519475, 944500, 1038950, 1180625, 2077900, 2361250, 2597375, 4722500, 5194750, 10389500, 12986875, 25973750, 51947500]

約数ペア:

[(1, 51947500), (2, 25973750), (4, 12986875), (5, 10389500), (10, 5194750), (11, 4722500), (20, 2597375), (22, 2361250), (25, 2077900), (44, 1180625), (50, 1038950), (55, 944500), (100, 519475), (110, 472250), (125, 415580), (220, 236125), (250, 207790), (275, 188900), (500, 103895), (550, 94450), (625, 83116), (1100, 47225), (1250, 41558), (1375, 37780), (1889, 27500), (2500, 20779), (2750, 18890), (3778, 13750), (5500, 9445), (6875, 7556)]