165664515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 294912000

約数和(自身を除く): 129247485

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 127, 199, 285, 345, 381, 437, 597, 635, 995, 1311, 1905, 2185, 2413, 2921, 2985, 3781, 4577, 6555, 7239, 8763, 11343, 12065, 13731, 14605, 18905, 22885, 25273, 36195, 43815, 55499, 56715, 68655, 75819, 86963, 126365, 166497, 260889, 277495, 379095, 434815, 480187, 581279, 832485, 1304445, 1440561, 1743837, 2400935, 2906395, 7202805, 8719185, 11044301, 33132903, 55221505, 165664515]

約数ペア:

[(1, 165664515), (3, 55221505), (5, 33132903), (15, 11044301), (19, 8719185), (23, 7202805), (57, 2906395), (69, 2400935), (95, 1743837), (115, 1440561), (127, 1304445), (199, 832485), (285, 581279), (345, 480187), (381, 434815), (437, 379095), (597, 277495), (635, 260889), (995, 166497), (1311, 126365), (1905, 86963), (2185, 75819), (2413, 68655), (2921, 56715), (2985, 55499), (3781, 43815), (4577, 36195), (6555, 25273), (7239, 22885), (8763, 18905), (11343, 14605), (12065, 13731)]