77320665

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 141672960

約数和(自身を除く): 64352295

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 465, 645, 1289, 1333, 1395, 1935, 3867, 3999, 6445, 6665, 11601, 11997, 19335, 19995, 39959, 55427, 58005, 59985, 119877, 166281, 199795, 277135, 359631, 498843, 599385, 831405, 1718237, 1798155, 2494215, 5154711, 8591185, 15464133, 25773555, 77320665]

約数ペア:

[(1, 77320665), (3, 25773555), (5, 15464133), (9, 8591185), (15, 5154711), (31, 2494215), (43, 1798155), (45, 1718237), (93, 831405), (129, 599385), (155, 498843), (215, 359631), (279, 277135), (387, 199795), (465, 166281), (645, 119877), (1289, 59985), (1333, 58005), (1395, 55427), (1935, 39959), (3867, 19995), (3999, 19335), (6445, 11997), (6665, 11601)]