25809280

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{823}}^1$

素因数の和:856

約数の個数: 96

約数和(自身を含む): 71861040

約数和(自身を除く): 46051760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 823, 896, 980, 1120, 1568, 1646, 1960, 2240, 3136, 3292, 3920, 4115, 4480, 5761, 6272, 6584, 7840, 8230, 11522, 13168, 15680, 16460, 23044, 26336, 28805, 31360, 32920, 40327, 46088, 52672, 57610, 65840, 80654, 92176, 105344, 115220, 131680, 161308, 184352, 201635, 230440, 263360, 322616, 368704, 403270, 460880, 526720, 645232, 737408, 806540, 921760, 1290464, 1613080, 1843520, 2580928, 3226160, 3687040, 5161856, 6452320, 12904640, 25809280]

約数ペア:

[(1, 25809280), (2, 12904640), (4, 6452320), (5, 5161856), (7, 3687040), (8, 3226160), (10, 2580928), (14, 1843520), (16, 1613080), (20, 1290464), (28, 921760), (32, 806540), (35, 737408), (40, 645232), (49, 526720), (56, 460880), (64, 403270), (70, 368704), (80, 322616), (98, 263360), (112, 230440), (128, 201635), (140, 184352), (160, 161308), (196, 131680), (224, 115220), (245, 105344), (280, 92176), (320, 80654), (392, 65840), (448, 57610), (490, 52672), (560, 46088), (640, 40327), (784, 32920), (823, 31360), (896, 28805), (980, 26336), (1120, 23044), (1568, 16460), (1646, 15680), (1960, 13168), (2240, 11522), (3136, 8230), (3292, 7840), (3920, 6584), (4115, 6272), (4480, 5761)]