729987505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3967}}^1$

素因数の和:4153

約数の個数: 32

約数和(自身を含む): 999936000

約数和(自身を除く): 269948495

約数列:

[1, 5, 13, 19, 65, 95, 149, 247, 745, 1235, 1937, 2831, 3967, 9685, 14155, 19835, 36803, 51571, 75373, 184015, 257855, 376865, 591083, 979849, 2955415, 4899245, 7684079, 11230577, 38420395, 56152885, 145997501, 729987505]

約数ペア:

[(1, 729987505), (5, 145997501), (13, 56152885), (19, 38420395), (65, 11230577), (95, 7684079), (149, 4899245), (247, 2955415), (745, 979849), (1235, 591083), (1937, 376865), (2831, 257855), (3967, 184015), (9685, 75373), (14155, 51571), (19835, 36803)]