81695640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52369}}^1$

素因数の和:52396

約数の個数: 64

約数和(自身を含む): 263944800

約数和(自身を除く): 182249160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 52369, 104738, 157107, 209476, 261845, 314214, 418952, 523690, 628428, 680797, 785535, 1047380, 1256856, 1361594, 1571070, 2042391, 2094760, 2723188, 3142140, 3403985, 4084782, 5446376, 6284280, 6807970, 8169564, 10211955, 13615940, 16339128, 20423910, 27231880, 40847820, 81695640]

約数ペア:

[(1, 81695640), (2, 40847820), (3, 27231880), (4, 20423910), (5, 16339128), (6, 13615940), (8, 10211955), (10, 8169564), (12, 6807970), (13, 6284280), (15, 5446376), (20, 4084782), (24, 3403985), (26, 3142140), (30, 2723188), (39, 2094760), (40, 2042391), (52, 1571070), (60, 1361594), (65, 1256856), (78, 1047380), (104, 785535), (120, 680797), (130, 628428), (156, 523690), (195, 418952), (260, 314214), (312, 261845), (390, 209476), (520, 157107), (780, 104738), (1560, 52369)]