64396016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4507}}^1$

素因数の和:4581

約数の個数: 40

約数和(自身を含む): 134158080

約数和(自身を除く): 69762064

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 4507, 7144, 9014, 14288, 18028, 36056, 72112, 85633, 171266, 211829, 342532, 423658, 685064, 847316, 1370128, 1694632, 3389264, 4024751, 8049502, 16099004, 32198008, 64396016]

約数ペア:

[(1, 64396016), (2, 32198008), (4, 16099004), (8, 8049502), (16, 4024751), (19, 3389264), (38, 1694632), (47, 1370128), (76, 847316), (94, 685064), (152, 423658), (188, 342532), (304, 211829), (376, 171266), (752, 85633), (893, 72112), (1786, 36056), (3572, 18028), (4507, 14288), (7144, 9014)]