156455890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{1571}}^1$

素因数の和:2034

約数の個数: 32

約数和(自身を含む): 294731136

約数和(自身を除く): 138275246

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 433, 866, 1571, 2165, 3142, 4330, 7855, 9959, 15710, 19918, 36133, 49795, 72266, 99590, 180665, 361330, 680243, 1360486, 3401215, 6802430, 15645589, 31291178, 78227945, 156455890]

約数ペア:

[(1, 156455890), (2, 78227945), (5, 31291178), (10, 15645589), (23, 6802430), (46, 3401215), (115, 1360486), (230, 680243), (433, 361330), (866, 180665), (1571, 99590), (2165, 72266), (3142, 49795), (4330, 36133), (7855, 19918), (9959, 15710)]