145152080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78887}}^1$

素因数の和:78923

約数の個数: 40

約数和(自身を含む): 352156032

約数和(自身を除く): 207003952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 78887, 157774, 315548, 394435, 631096, 788870, 1262192, 1577740, 1814401, 3155480, 3628802, 6310960, 7257604, 9072005, 14515208, 18144010, 29030416, 36288020, 72576040, 145152080]

約数ペア:

[(1, 145152080), (2, 72576040), (4, 36288020), (5, 29030416), (8, 18144010), (10, 14515208), (16, 9072005), (20, 7257604), (23, 6310960), (40, 3628802), (46, 3155480), (80, 1814401), (92, 1577740), (115, 1262192), (184, 788870), (230, 631096), (368, 394435), (460, 315548), (920, 157774), (1840, 78887)]