78819564

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 199987200

約数和(自身を除く): 121167636

約数列:

[1, 2, 3, 4, 6, 12, 29, 47, 58, 61, 79, 87, 94, 116, 122, 141, 158, 174, 183, 188, 237, 244, 282, 316, 348, 366, 474, 564, 732, 948, 1363, 1769, 2291, 2726, 2867, 3538, 3713, 4089, 4582, 4819, 5307, 5452, 5734, 6873, 7076, 7426, 8178, 8601, 9164, 9638, 10614, 11139, 11468, 13746, 14457, 14852, 16356, 17202, 19276, 21228, 22278, 27492, 28914, 34404, 44556, 57828, 83143, 107677, 139751, 166286, 215354, 226493, 249429, 279502, 323031, 332572, 419253, 430708, 452986, 498858, 559004, 646062, 679479, 838506, 905972, 997716, 1292124, 1358958, 1677012, 2717916, 6568297, 13136594, 19704891, 26273188, 39409782, 78819564]

約数ペア:

[(1, 78819564), (2, 39409782), (3, 26273188), (4, 19704891), (6, 13136594), (12, 6568297), (29, 2717916), (47, 1677012), (58, 1358958), (61, 1292124), (79, 997716), (87, 905972), (94, 838506), (116, 679479), (122, 646062), (141, 559004), (158, 498858), (174, 452986), (183, 430708), (188, 419253), (237, 332572), (244, 323031), (282, 279502), (316, 249429), (348, 226493), (366, 215354), (474, 166286), (564, 139751), (732, 107677), (948, 83143), (1363, 57828), (1769, 44556), (2291, 34404), (2726, 28914), (2867, 27492), (3538, 22278), (3713, 21228), (4089, 19276), (4582, 17202), (4819, 16356), (5307, 14852), (5452, 14457), (5734, 13746), (6873, 11468), (7076, 11139), (7426, 10614), (8178, 9638), (8601, 9164)]