326710040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 751887360

約数和(自身を除く): 425177320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 127, 146, 254, 292, 365, 508, 584, 635, 730, 881, 1016, 1270, 1460, 1762, 2540, 2920, 3524, 4405, 5080, 7048, 8810, 9271, 17620, 18542, 35240, 37084, 46355, 64313, 74168, 92710, 111887, 128626, 185420, 223774, 257252, 321565, 370840, 447548, 514504, 559435, 643130, 895096, 1118870, 1286260, 2237740, 2572520, 4475480, 8167751, 16335502, 32671004, 40838755, 65342008, 81677510, 163355020, 326710040]

約数ペア:

[(1, 326710040), (2, 163355020), (4, 81677510), (5, 65342008), (8, 40838755), (10, 32671004), (20, 16335502), (40, 8167751), (73, 4475480), (127, 2572520), (146, 2237740), (254, 1286260), (292, 1118870), (365, 895096), (508, 643130), (584, 559435), (635, 514504), (730, 447548), (881, 370840), (1016, 321565), (1270, 257252), (1460, 223774), (1762, 185420), (2540, 128626), (2920, 111887), (3524, 92710), (4405, 74168), (5080, 64313), (7048, 46355), (8810, 37084), (9271, 35240), (17620, 18542)]