388449750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{39841}}^1$

素因数の和:39874

約数の個数: 64

約数和(自身を含む): 1044179136

約数和(自身を除く): 655729386

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 3250, 4875, 9750, 39841, 79682, 119523, 199205, 239046, 398410, 517933, 597615, 996025, 1035866, 1195230, 1553799, 1992050, 2589665, 2988075, 3107598, 4980125, 5179330, 5976150, 7768995, 9960250, 12948325, 14940375, 15537990, 25896650, 29880750, 38844975, 64741625, 77689950, 129483250, 194224875, 388449750]

約数ペア:

[(1, 388449750), (2, 194224875), (3, 129483250), (5, 77689950), (6, 64741625), (10, 38844975), (13, 29880750), (15, 25896650), (25, 15537990), (26, 14940375), (30, 12948325), (39, 9960250), (50, 7768995), (65, 5976150), (75, 5179330), (78, 4980125), (125, 3107598), (130, 2988075), (150, 2589665), (195, 1992050), (250, 1553799), (325, 1195230), (375, 1035866), (390, 996025), (650, 597615), (750, 517933), (975, 398410), (1625, 239046), (1950, 199205), (3250, 119523), (4875, 79682), (9750, 39841)]