77568880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42157}}^1$

素因数の和:42193

約数の個数: 40

約数和(自身を含む): 188193312

約数和(自身を除く): 110624432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 42157, 84314, 168628, 210785, 337256, 421570, 674512, 843140, 969611, 1686280, 1939222, 3372560, 3878444, 4848055, 7756888, 9696110, 15513776, 19392220, 38784440, 77568880]

約数ペア:

[(1, 77568880), (2, 38784440), (4, 19392220), (5, 15513776), (8, 9696110), (10, 7756888), (16, 4848055), (20, 3878444), (23, 3372560), (40, 1939222), (46, 1686280), (80, 969611), (92, 843140), (115, 674512), (184, 421570), (230, 337256), (368, 210785), (460, 168628), (920, 84314), (1840, 42157)]