77697680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42227}}^1$

素因数の和:42263

約数の個数: 40

約数和(自身を含む): 188505792

約数和(自身を除く): 110808112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 42227, 84454, 168908, 211135, 337816, 422270, 675632, 844540, 971221, 1689080, 1942442, 3378160, 3884884, 4856105, 7769768, 9712210, 15539536, 19424420, 38848840, 77697680]

約数ペア:

[(1, 77697680), (2, 38848840), (4, 19424420), (5, 15539536), (8, 9712210), (10, 7769768), (16, 4856105), (20, 3884884), (23, 3378160), (40, 1942442), (46, 1689080), (80, 971221), (92, 844540), (115, 675632), (184, 422270), (230, 337816), (368, 211135), (460, 168908), (920, 84454), (1840, 42227)]