23155700

素因数分解:

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

素因数の和:341

約数の個数: 72

約数和(自身を含む): 54418392

約数和(自身を除く): 31262692

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 53, 68, 85, 100, 106, 170, 212, 257, 265, 340, 425, 514, 530, 850, 901, 1028, 1060, 1285, 1325, 1700, 1802, 2570, 2650, 3604, 4369, 4505, 5140, 5300, 6425, 8738, 9010, 12850, 13621, 17476, 18020, 21845, 22525, 25700, 27242, 43690, 45050, 54484, 68105, 87380, 90100, 109225, 136210, 218450, 231557, 272420, 340525, 436900, 463114, 681050, 926228, 1157785, 1362100, 2315570, 4631140, 5788925, 11577850, 23155700]

約数ペア:

[(1, 23155700), (2, 11577850), (4, 5788925), (5, 4631140), (10, 2315570), (17, 1362100), (20, 1157785), (25, 926228), (34, 681050), (50, 463114), (53, 436900), (68, 340525), (85, 272420), (100, 231557), (106, 218450), (170, 136210), (212, 109225), (257, 90100), (265, 87380), (340, 68105), (425, 54484), (514, 45050), (530, 43690), (850, 27242), (901, 25700), (1028, 22525), (1060, 21845), (1285, 18020), (1325, 17476), (1700, 13621), (1802, 12850), (2570, 9010), (2650, 8738), (3604, 6425), (4369, 5300), (4505, 5140)]