65143172

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:468

約数の個数: 36

約数和(自身を含む): 121455180

約数和(自身を除く): 56312008

約数列:

[1, 2, 4, 19, 38, 76, 197, 229, 361, 394, 458, 722, 788, 916, 1444, 3743, 4351, 7486, 8702, 14972, 17404, 45113, 71117, 82669, 90226, 142234, 165338, 180452, 284468, 330676, 857147, 1714294, 3428588, 16285793, 32571586, 65143172]

約数ペア:

[(1, 65143172), (2, 32571586), (4, 16285793), (19, 3428588), (38, 1714294), (76, 857147), (197, 330676), (229, 284468), (361, 180452), (394, 165338), (458, 142234), (722, 90226), (788, 82669), (916, 71117), (1444, 45113), (3743, 17404), (4351, 14972), (7486, 8702)]