888923750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5019

約数の個数: 80

約数和(自身を含む): 1957885776

約数和(自身を除く): 1068962026

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 625, 650, 715, 1250, 1375, 1430, 1625, 2750, 3250, 3575, 4973, 6875, 7150, 8125, 9946, 13750, 16250, 17875, 24865, 35750, 49730, 54703, 64649, 89375, 109406, 124325, 129298, 178750, 248650, 273515, 323245, 547030, 621625, 646490, 711139, 1243250, 1367575, 1422278, 1616225, 2735150, 3108125, 3232450, 3555695, 6216250, 6837875, 7111390, 8081125, 13675750, 16162250, 17778475, 34189375, 35556950, 40405625, 68378750, 80811250, 88892375, 177784750, 444461875, 888923750]

約数ペア:

[(1, 888923750), (2, 444461875), (5, 177784750), (10, 88892375), (11, 80811250), (13, 68378750), (22, 40405625), (25, 35556950), (26, 34189375), (50, 17778475), (55, 16162250), (65, 13675750), (110, 8081125), (125, 7111390), (130, 6837875), (143, 6216250), (250, 3555695), (275, 3232450), (286, 3108125), (325, 2735150), (550, 1616225), (625, 1422278), (650, 1367575), (715, 1243250), (1250, 711139), (1375, 646490), (1430, 621625), (1625, 547030), (2750, 323245), (3250, 273515), (3575, 248650), (4973, 178750), (6875, 129298), (7150, 124325), (8125, 109406), (9946, 89375), (13750, 64649), (16250, 54703), (17875, 49730), (24865, 35750)]