165376568

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^2\times {\mathrm{439}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 373566600

約数和(自身を除く): 208190032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 439, 868, 878, 961, 1519, 1736, 1756, 1922, 3038, 3073, 3512, 3844, 6076, 6146, 6727, 7688, 12152, 12292, 13454, 13609, 21511, 24584, 26908, 27218, 43022, 47089, 53816, 54436, 86044, 94178, 95263, 108872, 172088, 188356, 190526, 376712, 381052, 421879, 666841, 762104, 843758, 1333682, 1687516, 2667364, 2953153, 3375032, 5334728, 5906306, 11812612, 20672071, 23625224, 41344142, 82688284, 165376568]

約数ペア:

[(1, 165376568), (2, 82688284), (4, 41344142), (7, 23625224), (8, 20672071), (14, 11812612), (28, 5906306), (31, 5334728), (49, 3375032), (56, 2953153), (62, 2667364), (98, 1687516), (124, 1333682), (196, 843758), (217, 762104), (248, 666841), (392, 421879), (434, 381052), (439, 376712), (868, 190526), (878, 188356), (961, 172088), (1519, 108872), (1736, 95263), (1756, 94178), (1922, 86044), (3038, 54436), (3073, 53816), (3512, 47089), (3844, 43022), (6076, 27218), (6146, 26908), (6727, 24584), (7688, 21511), (12152, 13609), (12292, 13454)]