25866505

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 37820160

約数和(自身を除く): 11953655

約数列:

[1, 5, 7, 19, 35, 95, 97, 133, 401, 485, 665, 679, 1843, 2005, 2807, 3395, 7619, 9215, 12901, 14035, 38095, 38897, 53333, 64505, 194485, 266665, 272279, 739043, 1361395, 3695215, 5173301, 25866505]

約数ペア:

[(1, 25866505), (5, 5173301), (7, 3695215), (19, 1361395), (35, 739043), (95, 272279), (97, 266665), (133, 194485), (401, 64505), (485, 53333), (665, 38897), (679, 38095), (1843, 14035), (2005, 12901), (2807, 9215), (3395, 7619)]