149821175

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 234516240

約数和(自身を除く): 84695065

約数列:

[1, 5, 7, 19, 25, 35, 41, 49, 95, 133, 157, 175, 205, 245, 287, 475, 665, 779, 785, 931, 1025, 1099, 1225, 1435, 2009, 2983, 3325, 3895, 3925, 4655, 5453, 5495, 6437, 7175, 7693, 10045, 14915, 19475, 20881, 23275, 27265, 27475, 32185, 38171, 38465, 45059, 50225, 74575, 104405, 122303, 136325, 146167, 160925, 190855, 192325, 225295, 315413, 522025, 611515, 730835, 856121, 954275, 1126475, 1577065, 3057575, 3654175, 4280605, 5992847, 7885325, 21403025, 29964235, 149821175]

約数ペア:

[(1, 149821175), (5, 29964235), (7, 21403025), (19, 7885325), (25, 5992847), (35, 4280605), (41, 3654175), (49, 3057575), (95, 1577065), (133, 1126475), (157, 954275), (175, 856121), (205, 730835), (245, 611515), (287, 522025), (475, 315413), (665, 225295), (779, 192325), (785, 190855), (931, 160925), (1025, 146167), (1099, 136325), (1225, 122303), (1435, 104405), (2009, 74575), (2983, 50225), (3325, 45059), (3895, 38465), (3925, 38171), (4655, 32185), (5453, 27475), (5495, 27265), (6437, 23275), (7175, 20881), (7693, 19475), (10045, 14915)]