26979160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{307}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 65973600

約数和(自身を除く): 38994440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 307, 338, 520, 614, 676, 845, 1228, 1352, 1535, 1690, 2197, 2456, 3070, 3380, 3991, 4394, 6140, 6760, 7982, 8788, 10985, 12280, 15964, 17576, 19955, 21970, 31928, 39910, 43940, 51883, 79820, 87880, 103766, 159640, 207532, 259415, 415064, 518830, 674479, 1037660, 1348958, 2075320, 2697916, 3372395, 5395832, 6744790, 13489580, 26979160]

約数ペア:

[(1, 26979160), (2, 13489580), (4, 6744790), (5, 5395832), (8, 3372395), (10, 2697916), (13, 2075320), (20, 1348958), (26, 1037660), (40, 674479), (52, 518830), (65, 415064), (104, 259415), (130, 207532), (169, 159640), (260, 103766), (307, 87880), (338, 79820), (520, 51883), (614, 43940), (676, 39910), (845, 31928), (1228, 21970), (1352, 19955), (1535, 17576), (1690, 15964), (2197, 12280), (2456, 10985), (3070, 8788), (3380, 7982), (3991, 6760), (4394, 6140)]