129678425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 167251200

約数和(自身を除く): 37572775

約数列:

[1, 5, 25, 31, 149, 155, 745, 775, 1123, 3725, 4619, 5615, 23095, 28075, 34813, 115475, 167327, 174065, 836635, 870325, 4183175, 5187137, 25935685, 129678425]

約数ペア:

[(1, 129678425), (5, 25935685), (25, 5187137), (31, 4183175), (149, 870325), (155, 836635), (745, 174065), (775, 167327), (1123, 115475), (3725, 34813), (4619, 28075), (5615, 23095)]