63439100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 146501040

約数和(自身を除く): 83061940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 173, 190, 193, 346, 380, 386, 475, 692, 772, 865, 950, 965, 1730, 1900, 1930, 3287, 3460, 3667, 3860, 4325, 4825, 6574, 7334, 8650, 9650, 13148, 14668, 16435, 17300, 18335, 19300, 32870, 33389, 36670, 65740, 66778, 73340, 82175, 91675, 133556, 164350, 166945, 183350, 328700, 333890, 366700, 634391, 667780, 834725, 1268782, 1669450, 2537564, 3171955, 3338900, 6343910, 12687820, 15859775, 31719550, 63439100]

約数ペア:

[(1, 63439100), (2, 31719550), (4, 15859775), (5, 12687820), (10, 6343910), (19, 3338900), (20, 3171955), (25, 2537564), (38, 1669450), (50, 1268782), (76, 834725), (95, 667780), (100, 634391), (173, 366700), (190, 333890), (193, 328700), (346, 183350), (380, 166945), (386, 164350), (475, 133556), (692, 91675), (772, 82175), (865, 73340), (950, 66778), (965, 65740), (1730, 36670), (1900, 33389), (1930, 32870), (3287, 19300), (3460, 18335), (3667, 17300), (3860, 16435), (4325, 14668), (4825, 13148), (6574, 9650), (7334, 8650)]