16208990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 36111744

約数和(自身を除く): 19902754

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 53, 70, 85, 106, 119, 170, 238, 257, 265, 371, 514, 530, 595, 742, 901, 1190, 1285, 1799, 1802, 1855, 2570, 3598, 3710, 4369, 4505, 6307, 8738, 8995, 9010, 12614, 13621, 17990, 21845, 27242, 30583, 31535, 43690, 61166, 63070, 68105, 95347, 136210, 152915, 190694, 231557, 305830, 463114, 476735, 953470, 1157785, 1620899, 2315570, 3241798, 8104495, 16208990]

約数ペア:

[(1, 16208990), (2, 8104495), (5, 3241798), (7, 2315570), (10, 1620899), (14, 1157785), (17, 953470), (34, 476735), (35, 463114), (53, 305830), (70, 231557), (85, 190694), (106, 152915), (119, 136210), (170, 95347), (238, 68105), (257, 63070), (265, 61166), (371, 43690), (514, 31535), (530, 30583), (595, 27242), (742, 21845), (901, 17990), (1190, 13621), (1285, 12614), (1799, 9010), (1802, 8995), (1855, 8738), (2570, 6307), (3598, 4505), (3710, 4369)]