77491690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 153872640

約数和(自身を除く): 76380950

約数列:

[1, 2, 5, 10, 19, 37, 38, 73, 74, 95, 146, 151, 185, 190, 302, 365, 370, 703, 730, 755, 1387, 1406, 1510, 2701, 2774, 2869, 3515, 5402, 5587, 5738, 6935, 7030, 11023, 11174, 13505, 13870, 14345, 22046, 27010, 27935, 28690, 51319, 55115, 55870, 102638, 106153, 110230, 209437, 212306, 256595, 407851, 418874, 513190, 530765, 815702, 1047185, 1061530, 2039255, 2094370, 4078510, 7749169, 15498338, 38745845, 77491690]

約数ペア:

[(1, 77491690), (2, 38745845), (5, 15498338), (10, 7749169), (19, 4078510), (37, 2094370), (38, 2039255), (73, 1061530), (74, 1047185), (95, 815702), (146, 530765), (151, 513190), (185, 418874), (190, 407851), (302, 256595), (365, 212306), (370, 209437), (703, 110230), (730, 106153), (755, 102638), (1387, 55870), (1406, 55115), (1510, 51319), (2701, 28690), (2774, 27935), (2869, 27010), (3515, 22046), (5402, 14345), (5587, 13870), (5738, 13505), (6935, 11174), (7030, 11023)]