181655392

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1361}}^1$

素因数の和:1511

約数の個数: 48

約数和(自身を含む): 369995472

約数和(自身を除く): 188340080

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 97, 172, 194, 344, 388, 688, 776, 1361, 1376, 1552, 2722, 3104, 4171, 5444, 8342, 10888, 16684, 21776, 33368, 43552, 58523, 66736, 117046, 132017, 133472, 234092, 264034, 468184, 528068, 936368, 1056136, 1872736, 2112272, 4224544, 5676731, 11353462, 22706924, 45413848, 90827696, 181655392]

約数ペア:

[(1, 181655392), (2, 90827696), (4, 45413848), (8, 22706924), (16, 11353462), (32, 5676731), (43, 4224544), (86, 2112272), (97, 1872736), (172, 1056136), (194, 936368), (344, 528068), (388, 468184), (688, 264034), (776, 234092), (1361, 133472), (1376, 132017), (1552, 117046), (2722, 66736), (3104, 58523), (4171, 43552), (5444, 33368), (8342, 21776), (10888, 16684)]