1298102480

素因数分解:

$2^4\times 5^1\times {\mathrm{3181}}^1\times {\mathrm{5101}}^1$

素因数の和:8295

約数の個数: 40

約数和(自身を含む): 3019628904

約数和(自身を除く): 1721526424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3181, 5101, 6362, 10202, 12724, 15905, 20404, 25448, 25505, 31810, 40808, 50896, 51010, 63620, 81616, 102020, 127240, 204040, 254480, 408080, 16226281, 32452562, 64905124, 81131405, 129810248, 162262810, 259620496, 324525620, 649051240, 1298102480]

約数ペア:

[(1, 1298102480), (2, 649051240), (4, 324525620), (5, 259620496), (8, 162262810), (10, 129810248), (16, 81131405), (20, 64905124), (40, 32452562), (80, 16226281), (3181, 408080), (5101, 254480), (6362, 204040), (10202, 127240), (12724, 102020), (15905, 81616), (20404, 63620), (25448, 51010), (25505, 50896), (31810, 40808)]