448047425

素因数分解:

$5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 674796096

約数和(自身を除く): 226748671

約数列:

[1, 5, 7, 25, 35, 49, 53, 67, 103, 175, 245, 265, 335, 371, 469, 515, 721, 1225, 1325, 1675, 1855, 2345, 2575, 2597, 3283, 3551, 3605, 5047, 5459, 6901, 9275, 11725, 12985, 16415, 17755, 18025, 24857, 25235, 27295, 34505, 38213, 48307, 64925, 82075, 88775, 124285, 126175, 136475, 172525, 173999, 191065, 241535, 267491, 338149, 365753, 621425, 869995, 955325, 1207675, 1337455, 1690745, 1828765, 2560271, 4349975, 6687275, 8453725, 9143825, 12801355, 17921897, 64006775, 89609485, 448047425]

約数ペア:

[(1, 448047425), (5, 89609485), (7, 64006775), (25, 17921897), (35, 12801355), (49, 9143825), (53, 8453725), (67, 6687275), (103, 4349975), (175, 2560271), (245, 1828765), (265, 1690745), (335, 1337455), (371, 1207675), (469, 955325), (515, 869995), (721, 621425), (1225, 365753), (1325, 338149), (1675, 267491), (1855, 241535), (2345, 191065), (2575, 173999), (2597, 172525), (3283, 136475), (3551, 126175), (3605, 124285), (5047, 88775), (5459, 82075), (6901, 64925), (9275, 48307), (11725, 38213), (12985, 34505), (16415, 27295), (17755, 25235), (18025, 24857)]