90570454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1319}}^1$

素因数の和:1492

約数の個数: 32

約数和(自身を含む): 155232000

約数和(自身を除く): 64661546

約数列:

[1, 2, 13, 19, 26, 38, 139, 247, 278, 494, 1319, 1807, 2638, 2641, 3614, 5282, 17147, 25061, 34294, 34333, 50122, 68666, 183341, 325793, 366682, 651586, 2383433, 3483479, 4766866, 6966958, 45285227, 90570454]

約数ペア:

[(1, 90570454), (2, 45285227), (13, 6966958), (19, 4766866), (26, 3483479), (38, 2383433), (139, 651586), (247, 366682), (278, 325793), (494, 183341), (1319, 68666), (1807, 50122), (2638, 34333), (2641, 34294), (3614, 25061), (5282, 17147)]