15425680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 38055600

約数和(自身を除く): 22629920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 61, 80, 109, 116, 122, 145, 218, 232, 244, 290, 305, 436, 464, 488, 545, 580, 610, 872, 976, 1090, 1160, 1220, 1744, 1769, 2180, 2320, 2440, 3161, 3538, 4360, 4880, 6322, 6649, 7076, 8720, 8845, 12644, 13298, 14152, 15805, 17690, 25288, 26596, 28304, 31610, 33245, 35380, 50576, 53192, 63220, 66490, 70760, 106384, 126440, 132980, 141520, 192821, 252880, 265960, 385642, 531920, 771284, 964105, 1542568, 1928210, 3085136, 3856420, 7712840, 15425680]

約数ペア:

[(1, 15425680), (2, 7712840), (4, 3856420), (5, 3085136), (8, 1928210), (10, 1542568), (16, 964105), (20, 771284), (29, 531920), (40, 385642), (58, 265960), (61, 252880), (80, 192821), (109, 141520), (116, 132980), (122, 126440), (145, 106384), (218, 70760), (232, 66490), (244, 63220), (290, 53192), (305, 50576), (436, 35380), (464, 33245), (488, 31610), (545, 28304), (580, 26596), (610, 25288), (872, 17690), (976, 15805), (1090, 14152), (1160, 13298), (1220, 12644), (1744, 8845), (1769, 8720), (2180, 7076), (2320, 6649), (2440, 6322), (3161, 4880), (3538, 4360)]