68219725

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 106921728

約数和(自身を除く): 38702003

約数列:

[1, 5, 7, 17, 23, 25, 35, 85, 115, 119, 161, 175, 391, 425, 575, 595, 805, 997, 1955, 2737, 2975, 4025, 4985, 6979, 9775, 13685, 16949, 22931, 24925, 34895, 68425, 84745, 114655, 118643, 160517, 174475, 389827, 423725, 573275, 593215, 802585, 1949135, 2728789, 2966075, 4012925, 9745675, 13643945, 68219725]

約数ペア:

[(1, 68219725), (5, 13643945), (7, 9745675), (17, 4012925), (23, 2966075), (25, 2728789), (35, 1949135), (85, 802585), (115, 593215), (119, 573275), (161, 423725), (175, 389827), (391, 174475), (425, 160517), (575, 118643), (595, 114655), (805, 84745), (997, 68425), (1955, 34895), (2737, 24925), (2975, 22931), (4025, 16949), (4985, 13685), (6979, 9775)]