257370050

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 572880000

約数和(自身を除く): 315509950

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 175, 215, 245, 301, 343, 349, 350, 430, 490, 602, 686, 698, 1075, 1225, 1505, 1715, 1745, 2107, 2150, 2443, 2450, 3010, 3430, 3490, 4214, 4886, 7525, 8575, 8725, 10535, 12215, 14749, 15007, 15050, 17101, 17150, 17450, 21070, 24430, 29498, 30014, 34202, 52675, 61075, 73745, 75035, 85505, 105049, 105350, 119707, 122150, 147490, 150070, 171010, 210098, 239414, 368725, 375175, 427525, 525245, 598535, 735343, 737450, 750350, 855050, 1050490, 1197070, 1470686, 2626225, 2992675, 3676715, 5147401, 5252450, 5985350, 7353430, 10294802, 18383575, 25737005, 36767150, 51474010, 128685025, 257370050]

約数ペア:

[(1, 257370050), (2, 128685025), (5, 51474010), (7, 36767150), (10, 25737005), (14, 18383575), (25, 10294802), (35, 7353430), (43, 5985350), (49, 5252450), (50, 5147401), (70, 3676715), (86, 2992675), (98, 2626225), (175, 1470686), (215, 1197070), (245, 1050490), (301, 855050), (343, 750350), (349, 737450), (350, 735343), (430, 598535), (490, 525245), (602, 427525), (686, 375175), (698, 368725), (1075, 239414), (1225, 210098), (1505, 171010), (1715, 150070), (1745, 147490), (2107, 122150), (2150, 119707), (2443, 105350), (2450, 105049), (3010, 85505), (3430, 75035), (3490, 73745), (4214, 61075), (4886, 52675), (7525, 34202), (8575, 30014), (8725, 29498), (10535, 24430), (12215, 21070), (14749, 17450), (15007, 17150), (15050, 17101)]