164420925

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 280273728

約数和(自身を除く): 115852803

約数列:

[1, 3, 5, 15, 25, 61, 75, 83, 183, 249, 305, 415, 433, 915, 1245, 1299, 1525, 2075, 2165, 4575, 5063, 6225, 6495, 10825, 15189, 25315, 26413, 32475, 35939, 75945, 79239, 107817, 126575, 132065, 179695, 379725, 396195, 539085, 660325, 898475, 1980975, 2192279, 2695425, 6576837, 10961395, 32884185, 54806975, 164420925]

約数ペア:

[(1, 164420925), (3, 54806975), (5, 32884185), (15, 10961395), (25, 6576837), (61, 2695425), (75, 2192279), (83, 1980975), (183, 898475), (249, 660325), (305, 539085), (415, 396195), (433, 379725), (915, 179695), (1245, 132065), (1299, 126575), (1525, 107817), (2075, 79239), (2165, 75945), (4575, 35939), (5063, 32475), (6225, 26413), (6495, 25315), (10825, 15189)]