205067408

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1264

約数の個数: 80

約数和(自身を含む): 493301760

約数和(自身を除く): 288234352

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 127, 182, 208, 254, 364, 508, 728, 889, 1016, 1109, 1456, 1651, 1778, 2032, 2218, 3302, 3556, 4436, 6604, 7112, 7763, 8872, 11557, 13208, 14224, 14417, 15526, 17744, 23114, 26416, 28834, 31052, 46228, 57668, 62104, 92456, 100919, 115336, 124208, 140843, 184912, 201838, 230672, 281686, 403676, 563372, 807352, 985901, 1126744, 1614704, 1830959, 1971802, 2253488, 3661918, 3943604, 7323836, 7887208, 12816713, 14647672, 15774416, 25633426, 29295344, 51266852, 102533704, 205067408]

約数ペア:

[(1, 205067408), (2, 102533704), (4, 51266852), (7, 29295344), (8, 25633426), (13, 15774416), (14, 14647672), (16, 12816713), (26, 7887208), (28, 7323836), (52, 3943604), (56, 3661918), (91, 2253488), (104, 1971802), (112, 1830959), (127, 1614704), (182, 1126744), (208, 985901), (254, 807352), (364, 563372), (508, 403676), (728, 281686), (889, 230672), (1016, 201838), (1109, 184912), (1456, 140843), (1651, 124208), (1778, 115336), (2032, 100919), (2218, 92456), (3302, 62104), (3556, 57668), (4436, 46228), (6604, 31052), (7112, 28834), (7763, 26416), (8872, 23114), (11557, 17744), (13208, 15526), (14224, 14417)]