80995550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{673}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 157958640

約数和(自身を除く): 76963090

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 83, 145, 166, 290, 415, 673, 725, 830, 1346, 1450, 2075, 2407, 3365, 4150, 4814, 6730, 12035, 16825, 19517, 24070, 33650, 39034, 55859, 60175, 97585, 111718, 120350, 195170, 279295, 487925, 558590, 975850, 1396475, 1619911, 2792950, 3239822, 8099555, 16199110, 40497775, 80995550]

約数ペア:

[(1, 80995550), (2, 40497775), (5, 16199110), (10, 8099555), (25, 3239822), (29, 2792950), (50, 1619911), (58, 1396475), (83, 975850), (145, 558590), (166, 487925), (290, 279295), (415, 195170), (673, 120350), (725, 111718), (830, 97585), (1346, 60175), (1450, 55859), (2075, 39034), (2407, 33650), (3365, 24070), (4150, 19517), (4814, 16825), (6730, 12035)]