26306480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 69986592

約数和(自身を除く): 43680112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 29, 34, 40, 46, 58, 68, 80, 85, 92, 115, 116, 136, 145, 170, 184, 230, 232, 272, 290, 340, 368, 391, 460, 464, 493, 580, 667, 680, 782, 841, 920, 986, 1160, 1334, 1360, 1564, 1682, 1840, 1955, 1972, 2320, 2465, 2668, 3128, 3335, 3364, 3910, 3944, 4205, 4930, 5336, 6256, 6670, 6728, 7820, 7888, 8410, 9860, 10672, 11339, 13340, 13456, 14297, 15640, 16820, 19343, 19720, 22678, 26680, 28594, 31280, 33640, 38686, 39440, 45356, 53360, 56695, 57188, 67280, 71485, 77372, 90712, 96715, 113390, 114376, 142970, 154744, 181424, 193430, 226780, 228752, 285940, 309488, 328831, 386860, 453560, 571880, 657662, 773720, 907120, 1143760, 1315324, 1547440, 1644155, 2630648, 3288310, 5261296, 6576620, 13153240, 26306480]

約数ペア:

[(1, 26306480), (2, 13153240), (4, 6576620), (5, 5261296), (8, 3288310), (10, 2630648), (16, 1644155), (17, 1547440), (20, 1315324), (23, 1143760), (29, 907120), (34, 773720), (40, 657662), (46, 571880), (58, 453560), (68, 386860), (80, 328831), (85, 309488), (92, 285940), (115, 228752), (116, 226780), (136, 193430), (145, 181424), (170, 154744), (184, 142970), (230, 114376), (232, 113390), (272, 96715), (290, 90712), (340, 77372), (368, 71485), (391, 67280), (460, 57188), (464, 56695), (493, 53360), (580, 45356), (667, 39440), (680, 38686), (782, 33640), (841, 31280), (920, 28594), (986, 26680), (1160, 22678), (1334, 19720), (1360, 19343), (1564, 16820), (1682, 15640), (1840, 14297), (1955, 13456), (1972, 13340), (2320, 11339), (2465, 10672), (2668, 9860), (3128, 8410), (3335, 7888), (3364, 7820), (3910, 6728), (3944, 6670), (4205, 6256), (4930, 5336)]