82987220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{809}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 182891520

約数和(自身を除く): 99904300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 223, 230, 446, 460, 809, 892, 1115, 1618, 2230, 3236, 4045, 4460, 5129, 8090, 10258, 16180, 18607, 20516, 25645, 37214, 51290, 74428, 93035, 102580, 180407, 186070, 360814, 372140, 721628, 902035, 1804070, 3608140, 4149361, 8298722, 16597444, 20746805, 41493610, 82987220]

約数ペア:

[(1, 82987220), (2, 41493610), (4, 20746805), (5, 16597444), (10, 8298722), (20, 4149361), (23, 3608140), (46, 1804070), (92, 902035), (115, 721628), (223, 372140), (230, 360814), (446, 186070), (460, 180407), (809, 102580), (892, 93035), (1115, 74428), (1618, 51290), (2230, 37214), (3236, 25645), (4045, 20516), (4460, 18607), (5129, 16180), (8090, 10258)]