789968450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{1063}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 1496154240

約数和(自身を除く): 706185790

約数列:

[1, 2, 5, 10, 25, 50, 89, 167, 178, 334, 445, 835, 890, 1063, 1670, 2126, 2225, 4175, 4450, 5315, 8350, 10630, 14863, 26575, 29726, 53150, 74315, 94607, 148630, 177521, 189214, 355042, 371575, 473035, 743150, 887605, 946070, 1775210, 2365175, 4438025, 4730350, 8876050, 15799369, 31598738, 78996845, 157993690, 394984225, 789968450]

約数ペア:

[(1, 789968450), (2, 394984225), (5, 157993690), (10, 78996845), (25, 31598738), (50, 15799369), (89, 8876050), (167, 4730350), (178, 4438025), (334, 2365175), (445, 1775210), (835, 946070), (890, 887605), (1063, 743150), (1670, 473035), (2126, 371575), (2225, 355042), (4175, 189214), (4450, 177521), (5315, 148630), (8350, 94607), (10630, 74315), (14863, 53150), (26575, 29726)]