550190975

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:596

約数の個数: 36

約数和(自身を含む): 729991968

約数和(自身を除く): 179800993

約数列:

[1, 5, 17, 25, 85, 271, 281, 289, 425, 1355, 1405, 1445, 4607, 4777, 6775, 7025, 7225, 23035, 23885, 76151, 78319, 81209, 115175, 119425, 380755, 391595, 406045, 1294567, 1903775, 1957975, 2030225, 6472835, 22007639, 32364175, 110038195, 550190975]

約数ペア:

[(1, 550190975), (5, 110038195), (17, 32364175), (25, 22007639), (85, 6472835), (271, 2030225), (281, 1957975), (289, 1903775), (425, 1294567), (1355, 406045), (1405, 391595), (1445, 380755), (4607, 119425), (4777, 115175), (6775, 81209), (7025, 78319), (7225, 76151), (23035, 23885)]