28576275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 31419885

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 53, 65, 75, 79, 91, 105, 159, 175, 195, 237, 265, 273, 325, 371, 395, 455, 525, 553, 689, 795, 975, 1027, 1113, 1185, 1325, 1365, 1659, 1855, 1975, 2067, 2275, 2765, 3081, 3445, 3975, 4187, 4823, 5135, 5565, 5925, 6825, 7189, 8295, 9275, 10335, 12561, 13825, 14469, 15405, 17225, 20935, 21567, 24115, 25675, 27825, 29309, 35945, 41475, 51675, 54431, 62805, 72345, 77025, 87927, 104675, 107835, 120575, 146545, 163293, 179725, 272155, 314025, 361725, 381017, 439635, 539175, 732725, 816465, 1143051, 1360775, 1905085, 2198175, 4082325, 5715255, 9525425, 28576275]

約数ペア:

[(1, 28576275), (3, 9525425), (5, 5715255), (7, 4082325), (13, 2198175), (15, 1905085), (21, 1360775), (25, 1143051), (35, 816465), (39, 732725), (53, 539175), (65, 439635), (75, 381017), (79, 361725), (91, 314025), (105, 272155), (159, 179725), (175, 163293), (195, 146545), (237, 120575), (265, 107835), (273, 104675), (325, 87927), (371, 77025), (395, 72345), (455, 62805), (525, 54431), (553, 51675), (689, 41475), (795, 35945), (975, 29309), (1027, 27825), (1113, 25675), (1185, 24115), (1325, 21567), (1365, 20935), (1659, 17225), (1855, 15405), (1975, 14469), (2067, 13825), (2275, 12561), (2765, 10335), (3081, 9275), (3445, 8295), (3975, 7189), (4187, 6825), (4823, 5925), (5135, 5565)]