2000481025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{347}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 2679739200

約数和(自身を除く): 679258175

約数列:

[1, 5, 19, 25, 53, 95, 229, 265, 347, 475, 1007, 1145, 1325, 1735, 4351, 5035, 5725, 6593, 8675, 12137, 18391, 21755, 25175, 32965, 60685, 79463, 91955, 108775, 164825, 230603, 303425, 349429, 397315, 459775, 1153015, 1509797, 1747145, 1986575, 4211539, 5765075, 7548985, 8735725, 21057695, 37744925, 80019241, 105288475, 400096205, 2000481025]

約数ペア:

[(1, 2000481025), (5, 400096205), (19, 105288475), (25, 80019241), (53, 37744925), (95, 21057695), (229, 8735725), (265, 7548985), (347, 5765075), (475, 4211539), (1007, 1986575), (1145, 1747145), (1325, 1509797), (1735, 1153015), (4351, 459775), (5035, 397315), (5725, 349429), (6593, 303425), (8675, 230603), (12137, 164825), (18391, 108775), (21755, 91955), (25175, 79463), (32965, 60685)]