127979800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{49223}}^1$

素因数の和:49252

約数の個数: 48

約数和(自身を含む): 320448240

約数和(自身を除く): 192468440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 49223, 98446, 196892, 246115, 393784, 492230, 639899, 984460, 1230575, 1279798, 1968920, 2461150, 2559596, 3199495, 4922300, 5119192, 6398990, 9844600, 12797980, 15997475, 25595960, 31994950, 63989900, 127979800]

約数ペア:

[(1, 127979800), (2, 63989900), (4, 31994950), (5, 25595960), (8, 15997475), (10, 12797980), (13, 9844600), (20, 6398990), (25, 5119192), (26, 4922300), (40, 3199495), (50, 2559596), (52, 2461150), (65, 1968920), (100, 1279798), (104, 1230575), (130, 984460), (200, 639899), (260, 492230), (325, 393784), (520, 246115), (650, 196892), (1300, 98446), (2600, 49223)]