8193520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 20480832

約数和(自身を除く): 12287312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 73, 80, 92, 115, 122, 146, 184, 230, 244, 292, 305, 365, 368, 460, 488, 584, 610, 730, 920, 976, 1168, 1220, 1403, 1460, 1679, 1840, 2440, 2806, 2920, 3358, 4453, 4880, 5612, 5840, 6716, 7015, 8395, 8906, 11224, 13432, 14030, 16790, 17812, 22265, 22448, 26864, 28060, 33580, 35624, 44530, 56120, 67160, 71248, 89060, 102419, 112240, 134320, 178120, 204838, 356240, 409676, 512095, 819352, 1024190, 1638704, 2048380, 4096760, 8193520]

約数ペア:

[(1, 8193520), (2, 4096760), (4, 2048380), (5, 1638704), (8, 1024190), (10, 819352), (16, 512095), (20, 409676), (23, 356240), (40, 204838), (46, 178120), (61, 134320), (73, 112240), (80, 102419), (92, 89060), (115, 71248), (122, 67160), (146, 56120), (184, 44530), (230, 35624), (244, 33580), (292, 28060), (305, 26864), (365, 22448), (368, 22265), (460, 17812), (488, 16790), (584, 14030), (610, 13432), (730, 11224), (920, 8906), (976, 8395), (1168, 7015), (1220, 6716), (1403, 5840), (1460, 5612), (1679, 4880), (1840, 4453), (2440, 3358), (2806, 2920)]