165605968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 365690880

約数和(自身を除く): 200084912

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 127, 176, 239, 248, 254, 341, 478, 496, 508, 682, 956, 1016, 1364, 1397, 1912, 2032, 2629, 2728, 2794, 3824, 3937, 5258, 5456, 5588, 7409, 7874, 10516, 11176, 14818, 15748, 21032, 22352, 29636, 30353, 31496, 42064, 43307, 59272, 60706, 62992, 81499, 86614, 118544, 121412, 162998, 173228, 242824, 325996, 333883, 346456, 485648, 651992, 667766, 692912, 940943, 1303984, 1335532, 1881886, 2671064, 3763772, 5342128, 7527544, 10350373, 15055088, 20700746, 41401492, 82802984, 165605968]

約数ペア:

[(1, 165605968), (2, 82802984), (4, 41401492), (8, 20700746), (11, 15055088), (16, 10350373), (22, 7527544), (31, 5342128), (44, 3763772), (62, 2671064), (88, 1881886), (124, 1335532), (127, 1303984), (176, 940943), (239, 692912), (248, 667766), (254, 651992), (341, 485648), (478, 346456), (496, 333883), (508, 325996), (682, 242824), (956, 173228), (1016, 162998), (1364, 121412), (1397, 118544), (1912, 86614), (2032, 81499), (2629, 62992), (2728, 60706), (2794, 59272), (3824, 43307), (3937, 42064), (5258, 31496), (5456, 30353), (5588, 29636), (7409, 22352), (7874, 21032), (10516, 15748), (11176, 14818)]