28544475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 49496832

約数和(自身を除く): 20952357

約数列:

[1, 3, 5, 15, 25, 43, 53, 75, 129, 159, 167, 215, 265, 501, 645, 795, 835, 1075, 1325, 2279, 2505, 3225, 3975, 4175, 6837, 7181, 8851, 11395, 12525, 21543, 26553, 34185, 35905, 44255, 56975, 107715, 132765, 170925, 179525, 221275, 380593, 538575, 663825, 1141779, 1902965, 5708895, 9514825, 28544475]

約数ペア:

[(1, 28544475), (3, 9514825), (5, 5708895), (15, 1902965), (25, 1141779), (43, 663825), (53, 538575), (75, 380593), (129, 221275), (159, 179525), (167, 170925), (215, 132765), (265, 107715), (501, 56975), (645, 44255), (795, 35905), (835, 34185), (1075, 26553), (1325, 21543), (2279, 12525), (2505, 11395), (3225, 8851), (3975, 7181), (4175, 6837)]