25041680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18413}}^1$

素因数の和:18443

約数の個数: 40

約数和(自身を含む): 61650072

約数和(自身を除く): 36608392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 18413, 36826, 73652, 92065, 147304, 184130, 294608, 313021, 368260, 626042, 736520, 1252084, 1473040, 1565105, 2504168, 3130210, 5008336, 6260420, 12520840, 25041680]

約数ペア:

[(1, 25041680), (2, 12520840), (4, 6260420), (5, 5008336), (8, 3130210), (10, 2504168), (16, 1565105), (17, 1473040), (20, 1252084), (34, 736520), (40, 626042), (68, 368260), (80, 313021), (85, 294608), (136, 184130), (170, 147304), (272, 92065), (340, 73652), (680, 36826), (1360, 18413)]