28929875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 40971840

約数和(自身を除く): 12041965

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 475, 937, 1235, 1625, 2375, 4685, 6175, 12181, 17803, 23425, 30875, 60905, 89015, 117125, 231439, 304525, 445075, 1157195, 1522625, 2225375, 5785975, 28929875]

約数ペア:

[(1, 28929875), (5, 5785975), (13, 2225375), (19, 1522625), (25, 1157195), (65, 445075), (95, 304525), (125, 231439), (247, 117125), (325, 89015), (475, 60905), (937, 30875), (1235, 23425), (1625, 17803), (2375, 12181), (4685, 6175)]