25449680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18713}}^1$

素因数の和:18743

約数の個数: 40

約数和(自身を含む): 62654472

約数和(自身を除く): 37204792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 18713, 37426, 74852, 93565, 149704, 187130, 299408, 318121, 374260, 636242, 748520, 1272484, 1497040, 1590605, 2544968, 3181210, 5089936, 6362420, 12724840, 25449680]

約数ペア:

[(1, 25449680), (2, 12724840), (4, 6362420), (5, 5089936), (8, 3181210), (10, 2544968), (16, 1590605), (17, 1497040), (20, 1272484), (34, 748520), (40, 636242), (68, 374260), (80, 318121), (85, 299408), (136, 187130), (170, 149704), (272, 93565), (340, 74852), (680, 37426), (1360, 18713)]