78249028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 171551520

約数和(自身を除く): 93302492

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 169, 187, 221, 286, 338, 374, 442, 572, 619, 676, 748, 884, 1238, 1859, 2431, 2476, 2873, 3718, 4862, 5746, 6809, 7436, 8047, 9724, 10523, 11492, 13618, 16094, 21046, 27236, 31603, 32188, 42092, 63206, 88517, 104611, 115753, 126412, 136799, 177034, 209222, 231506, 273598, 354068, 418444, 463012, 547196, 1150721, 1504789, 1778387, 2301442, 3009578, 3556774, 4602884, 6019156, 7113548, 19562257, 39124514, 78249028]

約数ペア:

[(1, 78249028), (2, 39124514), (4, 19562257), (11, 7113548), (13, 6019156), (17, 4602884), (22, 3556774), (26, 3009578), (34, 2301442), (44, 1778387), (52, 1504789), (68, 1150721), (143, 547196), (169, 463012), (187, 418444), (221, 354068), (286, 273598), (338, 231506), (374, 209222), (442, 177034), (572, 136799), (619, 126412), (676, 115753), (748, 104611), (884, 88517), (1238, 63206), (1859, 42092), (2431, 32188), (2476, 31603), (2873, 27236), (3718, 21046), (4862, 16094), (5746, 13618), (6809, 11492), (7436, 10523), (8047, 9724)]