279965486590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1\times {\mathrm{25037}}^1$

素因数の和:25549

約数の個数: 64

約数和(自身を含む): 534871771200

約数和(自身を除く): 254906284610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 257, 458, 514, 1145, 1285, 2290, 2570, 4351, 4883, 8702, 9766, 21755, 24415, 25037, 43510, 48830, 50074, 58853, 117706, 125185, 250370, 294265, 475703, 588530, 951406, 1118207, 2236414, 2378515, 4757030, 5591035, 5733473, 6434509, 11182070, 11466946, 12869018, 28667365, 32172545, 57334730, 64345090, 108935987, 122255671, 217871974, 244511342, 544679935, 611278355, 1089359870, 1222556710, 1473502561, 2947005122, 7367512805, 14735025610, 27996548659, 55993097318, 139982743295, 279965486590]

約数ペア:

[(1, 279965486590), (2, 139982743295), (5, 55993097318), (10, 27996548659), (19, 14735025610), (38, 7367512805), (95, 2947005122), (190, 1473502561), (229, 1222556710), (257, 1089359870), (458, 611278355), (514, 544679935), (1145, 244511342), (1285, 217871974), (2290, 122255671), (2570, 108935987), (4351, 64345090), (4883, 57334730), (8702, 32172545), (9766, 28667365), (21755, 12869018), (24415, 11466946), (25037, 11182070), (43510, 6434509), (48830, 5733473), (50074, 5591035), (58853, 4757030), (117706, 2378515), (125185, 2236414), (250370, 1118207), (294265, 951406), (475703, 588530)]