101028160

素因数分解:

$2^6\times 5^1\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1151

約数の個数: 56

約数和(自身を含む): 241438176

約数和(自身を除く): 140410016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 491, 643, 982, 1286, 1964, 2455, 2572, 3215, 3928, 4910, 5144, 6430, 7856, 9820, 10288, 12860, 15712, 19640, 20576, 25720, 31424, 39280, 41152, 51440, 78560, 102880, 157120, 205760, 315713, 631426, 1262852, 1578565, 2525704, 3157130, 5051408, 6314260, 10102816, 12628520, 20205632, 25257040, 50514080, 101028160]

約数ペア:

[(1, 101028160), (2, 50514080), (4, 25257040), (5, 20205632), (8, 12628520), (10, 10102816), (16, 6314260), (20, 5051408), (32, 3157130), (40, 2525704), (64, 1578565), (80, 1262852), (160, 631426), (320, 315713), (491, 205760), (643, 157120), (982, 102880), (1286, 78560), (1964, 51440), (2455, 41152), (2572, 39280), (3215, 31424), (3928, 25720), (4910, 20576), (5144, 19640), (6430, 15712), (7856, 12860), (9820, 10288)]