81076686

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 176774400

約数和(自身を除く): 95697714

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 89, 114, 122, 131, 178, 183, 262, 267, 366, 393, 534, 786, 1159, 1691, 2318, 2489, 3382, 3477, 4978, 5073, 5429, 6954, 7467, 7991, 10146, 10858, 11659, 14934, 15982, 16287, 23318, 23973, 32574, 34977, 47946, 69954, 103151, 151829, 206302, 221521, 303658, 309453, 443042, 455487, 618906, 664563, 711199, 910974, 1329126, 1422398, 2133597, 4267194, 13512781, 27025562, 40538343, 81076686]

約数ペア:

[(1, 81076686), (2, 40538343), (3, 27025562), (6, 13512781), (19, 4267194), (38, 2133597), (57, 1422398), (61, 1329126), (89, 910974), (114, 711199), (122, 664563), (131, 618906), (178, 455487), (183, 443042), (262, 309453), (267, 303658), (366, 221521), (393, 206302), (534, 151829), (786, 103151), (1159, 69954), (1691, 47946), (2318, 34977), (2489, 32574), (3382, 23973), (3477, 23318), (4978, 16287), (5073, 15982), (5429, 14934), (6954, 11659), (7467, 10858), (7991, 10146)]