252446080

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4993}}^1$

素因数の和:5091

約数の個数: 64

約数和(自身を含む): 611265600

約数和(自身を除く): 358819520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 2528, 3160, 4993, 5056, 6320, 9986, 10112, 12640, 19972, 24965, 25280, 39944, 49930, 50560, 79888, 99860, 159776, 199720, 319552, 394447, 399440, 639104, 788894, 798880, 1577788, 1597760, 1972235, 3155576, 3195520, 3944470, 6311152, 7888940, 12622304, 15777880, 25244608, 31555760, 50489216, 63111520, 126223040, 252446080]

約数ペア:

[(1, 252446080), (2, 126223040), (4, 63111520), (5, 50489216), (8, 31555760), (10, 25244608), (16, 15777880), (20, 12622304), (32, 7888940), (40, 6311152), (64, 3944470), (79, 3195520), (80, 3155576), (128, 1972235), (158, 1597760), (160, 1577788), (316, 798880), (320, 788894), (395, 639104), (632, 399440), (640, 394447), (790, 319552), (1264, 199720), (1580, 159776), (2528, 99860), (3160, 79888), (4993, 50560), (5056, 49930), (6320, 39944), (9986, 25280), (10112, 24965), (12640, 19972)]