26818480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 68058144

約数和(自身を除く): 41239664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 107, 130, 208, 214, 241, 260, 428, 482, 520, 535, 856, 964, 1040, 1070, 1205, 1391, 1712, 1928, 2140, 2410, 2782, 3133, 3856, 4280, 4820, 5564, 6266, 6955, 8560, 9640, 11128, 12532, 13910, 15665, 19280, 22256, 25064, 25787, 27820, 31330, 50128, 51574, 55640, 62660, 103148, 111280, 125320, 128935, 206296, 250640, 257870, 335231, 412592, 515740, 670462, 1031480, 1340924, 1676155, 2062960, 2681848, 3352310, 5363696, 6704620, 13409240, 26818480]

約数ペア:

[(1, 26818480), (2, 13409240), (4, 6704620), (5, 5363696), (8, 3352310), (10, 2681848), (13, 2062960), (16, 1676155), (20, 1340924), (26, 1031480), (40, 670462), (52, 515740), (65, 412592), (80, 335231), (104, 257870), (107, 250640), (130, 206296), (208, 128935), (214, 125320), (241, 111280), (260, 103148), (428, 62660), (482, 55640), (520, 51574), (535, 50128), (856, 31330), (964, 27820), (1040, 25787), (1070, 25064), (1205, 22256), (1391, 19280), (1712, 15665), (1928, 13910), (2140, 12532), (2410, 11128), (2782, 9640), (3133, 8560), (3856, 6955), (4280, 6266), (4820, 5564)]