71500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:43

約数の個数: 48

約数和(自身を含む): 183456

約数和(自身を除く): 111956

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 125, 130, 143, 220, 250, 260, 275, 286, 325, 500, 550, 572, 650, 715, 1100, 1300, 1375, 1430, 1625, 2750, 2860, 3250, 3575, 5500, 6500, 7150, 14300, 17875, 35750, 71500]

約数ペア:

[(1, 71500), (2, 35750), (4, 17875), (5, 14300), (10, 7150), (11, 6500), (13, 5500), (20, 3575), (22, 3250), (25, 2860), (26, 2750), (44, 1625), (50, 1430), (52, 1375), (55, 1300), (65, 1100), (100, 715), (110, 650), (125, 572), (130, 550), (143, 500), (220, 325), (250, 286), (260, 275)]