214963775

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:732

約数の個数: 36

約数和(自身を含む): 292590648

約数和(自身を除く): 77626873

約数列:

[1, 5, 13, 25, 65, 83, 169, 325, 415, 613, 845, 1079, 2075, 3065, 4225, 5395, 7969, 14027, 15325, 26975, 39845, 50879, 70135, 103597, 199225, 254395, 350675, 517985, 661427, 1271975, 2589925, 3307135, 8598551, 16535675, 42992755, 214963775]

約数ペア:

[(1, 214963775), (5, 42992755), (13, 16535675), (25, 8598551), (65, 3307135), (83, 2589925), (169, 1271975), (325, 661427), (415, 517985), (613, 350675), (845, 254395), (1079, 199225), (2075, 103597), (3065, 70135), (4225, 50879), (5395, 39845), (7969, 26975), (14027, 15325)]