55782825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 110091168

約数和(自身を除く): 54308343

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 49, 75, 105, 129, 147, 175, 215, 245, 301, 353, 525, 645, 735, 903, 1059, 1075, 1225, 1505, 1765, 2107, 2471, 3225, 3675, 4515, 5295, 6321, 7413, 7525, 8825, 10535, 12355, 15179, 17297, 22575, 26475, 31605, 37065, 45537, 51891, 52675, 61775, 75895, 86485, 106253, 158025, 185325, 227685, 259455, 318759, 379475, 432425, 531265, 743771, 1138425, 1297275, 1593795, 2231313, 2656325, 3718855, 7968975, 11156565, 18594275, 55782825]

約数ペア:

[(1, 55782825), (3, 18594275), (5, 11156565), (7, 7968975), (15, 3718855), (21, 2656325), (25, 2231313), (35, 1593795), (43, 1297275), (49, 1138425), (75, 743771), (105, 531265), (129, 432425), (147, 379475), (175, 318759), (215, 259455), (245, 227685), (301, 185325), (353, 158025), (525, 106253), (645, 86485), (735, 75895), (903, 61775), (1059, 52675), (1075, 51891), (1225, 45537), (1505, 37065), (1765, 31605), (2107, 26475), (2471, 22575), (3225, 17297), (3675, 15179), (4515, 12355), (5295, 10535), (6321, 8825), (7413, 7525)]