15575008

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 31872960

約数和(自身を除く): 16297952

約数列:

[1, 2, 4, 8, 16, 32, 61, 79, 101, 122, 158, 202, 244, 316, 404, 488, 632, 808, 976, 1264, 1616, 1952, 2528, 3232, 4819, 6161, 7979, 9638, 12322, 15958, 19276, 24644, 31916, 38552, 49288, 63832, 77104, 98576, 127664, 154208, 197152, 255328, 486719, 973438, 1946876, 3893752, 7787504, 15575008]

約数ペア:

[(1, 15575008), (2, 7787504), (4, 3893752), (8, 1946876), (16, 973438), (32, 486719), (61, 255328), (79, 197152), (101, 154208), (122, 127664), (158, 98576), (202, 77104), (244, 63832), (316, 49288), (404, 38552), (488, 31916), (632, 24644), (808, 19276), (976, 15958), (1264, 12322), (1616, 9638), (1952, 7979), (2528, 6161), (3232, 4819)]