490907375

素因数分解:

$5^3\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1217}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 702269568

約数和(自身を除く): 211362193

約数列:

[1, 5, 7, 25, 35, 125, 175, 461, 875, 1217, 2305, 3227, 6085, 8519, 11525, 16135, 30425, 42595, 57625, 80675, 152125, 212975, 403375, 561037, 1064875, 2805185, 3927259, 14025925, 19636295, 70129625, 98181475, 490907375]

約数ペア:

[(1, 490907375), (5, 98181475), (7, 70129625), (25, 19636295), (35, 14025925), (125, 3927259), (175, 2805185), (461, 1064875), (875, 561037), (1217, 403375), (2305, 212975), (3227, 152125), (6085, 80675), (8519, 57625), (11525, 42595), (16135, 30425)]