86306280.000000000

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6997}}^1$

素因数の和:7085

約数の個数: 40

約数和(自身を含む): 269003120

約数和(自身を除く): 139250752

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 4636, 6997, 9272, 13994, 18544, 27988, 55976, 111952, 132943, 265886, 426817, 531772, 853634, 1063544, 1707268, 2127088, 3414536, 6829072, 8109523, 16219046, 32438092, 64876184, 129752368]

約数ペア:

[(1, 129752368), (2, 64876184), (4, 32438092), (8, 16219046), (16, 8109523), (19, 6829072), (38, 3414536), (61, 2127088), (76, 1707268), (122, 1063544), (152, 853634), (244, 531772), (304, 426817), (488, 265886), (976, 132943), (1159, 111952), (2318, 55976), (4636, 27988), (6997, 18544), (9272, 13994)]