20512758045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{457}}^1\times {\mathrm{601}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 35573981184

約数和(自身を除く): 15061223139

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 383, 457, 601, 1149, 1371, 1803, 1915, 2285, 3005, 4979, 5745, 5941, 6855, 7813, 9015, 14937, 17823, 23439, 24895, 29705, 39065, 74685, 89115, 117195, 175031, 230183, 274657, 525093, 690549, 823971, 875155, 1150915, 1373285, 2275403, 2625465, 2992379, 3452745, 3570541, 4119855, 6826209, 8977137, 10711623, 11377015, 14961895, 17852705, 34131045, 44885685, 53558115, 105193631, 315580893, 525968155, 1367517203, 1577904465, 4102551609, 6837586015, 20512758045]

約数ペア:

[(1, 20512758045), (3, 6837586015), (5, 4102551609), (13, 1577904465), (15, 1367517203), (39, 525968155), (65, 315580893), (195, 105193631), (383, 53558115), (457, 44885685), (601, 34131045), (1149, 17852705), (1371, 14961895), (1803, 11377015), (1915, 10711623), (2285, 8977137), (3005, 6826209), (4979, 4119855), (5745, 3570541), (5941, 3452745), (6855, 2992379), (7813, 2625465), (9015, 2275403), (14937, 1373285), (17823, 1150915), (23439, 875155), (24895, 823971), (29705, 690549), (39065, 525093), (74685, 274657), (89115, 230183), (117195, 175031)]