26258560

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 63617400

約数和(自身を除く): 37358840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 461, 640, 712, 890, 922, 1424, 1780, 1844, 2305, 2848, 3560, 3688, 4610, 5696, 7120, 7376, 9220, 11392, 14240, 14752, 18440, 28480, 29504, 36880, 41029, 56960, 59008, 73760, 82058, 147520, 164116, 205145, 295040, 328232, 410290, 656464, 820580, 1312928, 1641160, 2625856, 3282320, 5251712, 6564640, 13129280, 26258560]

約数ペア:

[(1, 26258560), (2, 13129280), (4, 6564640), (5, 5251712), (8, 3282320), (10, 2625856), (16, 1641160), (20, 1312928), (32, 820580), (40, 656464), (64, 410290), (80, 328232), (89, 295040), (128, 205145), (160, 164116), (178, 147520), (320, 82058), (356, 73760), (445, 59008), (461, 56960), (640, 41029), (712, 36880), (890, 29504), (922, 28480), (1424, 18440), (1780, 14752), (1844, 14240), (2305, 11392), (2848, 9220), (3560, 7376), (3688, 7120), (4610, 5696)]