71211250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{5179}}^1$

素因数の和:5212

約数の個数: 40

約数和(自身を含む): 145640880

約数和(自身を除く): 74429630

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2750, 5179, 6875, 10358, 13750, 25895, 51790, 56969, 113938, 129475, 258950, 284845, 569690, 647375, 1294750, 1424225, 2848450, 3236875, 6473750, 7121125, 14242250, 35605625, 71211250]

約数ペア:

[(1, 71211250), (2, 35605625), (5, 14242250), (10, 7121125), (11, 6473750), (22, 3236875), (25, 2848450), (50, 1424225), (55, 1294750), (110, 647375), (125, 569690), (250, 284845), (275, 258950), (550, 129475), (625, 113938), (1250, 56969), (1375, 51790), (2750, 25895), (5179, 13750), (6875, 10358)]