307520005

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{15823}}^1$

素因数の和:15877

約数の個数: 24

約数和(自身を含む): 416994048

約数和(自身を除く): 109474043

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 15823, 19435, 79115, 205699, 363929, 1028495, 1819645, 2674087, 4731077, 13370435, 23655385, 61504001, 307520005]

約数ペア:

[(1, 307520005), (5, 61504001), (13, 23655385), (23, 13370435), (65, 4731077), (115, 2674087), (169, 1819645), (299, 1028495), (845, 363929), (1495, 205699), (3887, 79115), (15823, 19435)]