620223835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 989604864

約数和(自身を除く): 369381029

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 193, 385, 491, 595, 935, 965, 1309, 1351, 2123, 2455, 3281, 3437, 5401, 6545, 6755, 8347, 10615, 14861, 16405, 17185, 22967, 27005, 36091, 37807, 41735, 58429, 74305, 91817, 94763, 114835, 180455, 189035, 252637, 292145, 459085, 473815, 642719, 663341, 1042393, 1263185, 1610971, 3213595, 3316705, 5211965, 7296751, 8054855, 11276797, 17720681, 36483755, 56383985, 88603405, 124044767, 620223835]

約数ペア:

[(1, 620223835), (5, 124044767), (7, 88603405), (11, 56383985), (17, 36483755), (35, 17720681), (55, 11276797), (77, 8054855), (85, 7296751), (119, 5211965), (187, 3316705), (193, 3213595), (385, 1610971), (491, 1263185), (595, 1042393), (935, 663341), (965, 642719), (1309, 473815), (1351, 459085), (2123, 292145), (2455, 252637), (3281, 189035), (3437, 180455), (5401, 114835), (6545, 94763), (6755, 91817), (8347, 74305), (10615, 58429), (14861, 41735), (16405, 37807), (17185, 36091), (22967, 27005)]