79821868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 177260832

約数和(自身を除く): 97438964

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 317, 322, 391, 476, 529, 634, 644, 782, 1058, 1268, 1564, 2116, 2219, 2737, 3703, 4438, 5389, 5474, 7291, 7406, 8876, 8993, 10778, 10948, 14582, 14812, 17986, 21556, 29164, 35972, 37723, 51037, 62951, 75446, 102074, 123947, 125902, 150892, 167693, 204148, 247894, 251804, 335386, 495788, 670772, 867629, 1173851, 1735258, 2347702, 2850781, 3470516, 4695404, 5701562, 11403124, 19955467, 39910934, 79821868]

約数ペア:

[(1, 79821868), (2, 39910934), (4, 19955467), (7, 11403124), (14, 5701562), (17, 4695404), (23, 3470516), (28, 2850781), (34, 2347702), (46, 1735258), (68, 1173851), (92, 867629), (119, 670772), (161, 495788), (238, 335386), (317, 251804), (322, 247894), (391, 204148), (476, 167693), (529, 150892), (634, 125902), (644, 123947), (782, 102074), (1058, 75446), (1268, 62951), (1564, 51037), (2116, 37723), (2219, 35972), (2737, 29164), (3703, 21556), (4438, 17986), (5389, 14812), (5474, 14582), (7291, 10948), (7406, 10778), (8876, 8993)]