264501796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 529388160

約数和(自身を除く): 264886364

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 79, 124, 134, 158, 268, 316, 403, 806, 871, 961, 1027, 1612, 1742, 1922, 2054, 2077, 2449, 3484, 3844, 4108, 4154, 4898, 5293, 8308, 9796, 10586, 12493, 21172, 24986, 27001, 31837, 49972, 54002, 63674, 64387, 68809, 75919, 108004, 127348, 128774, 137618, 151838, 164083, 257548, 275236, 303676, 328166, 656332, 837031, 986947, 1674062, 1973894, 2133079, 3348124, 3947788, 4266158, 5086573, 8532316, 10173146, 20346292, 66125449, 132250898, 264501796]

約数ペア:

[(1, 264501796), (2, 132250898), (4, 66125449), (13, 20346292), (26, 10173146), (31, 8532316), (52, 5086573), (62, 4266158), (67, 3947788), (79, 3348124), (124, 2133079), (134, 1973894), (158, 1674062), (268, 986947), (316, 837031), (403, 656332), (806, 328166), (871, 303676), (961, 275236), (1027, 257548), (1612, 164083), (1742, 151838), (1922, 137618), (2054, 128774), (2077, 127348), (2449, 108004), (3484, 75919), (3844, 68809), (4108, 64387), (4154, 63674), (4898, 54002), (5293, 49972), (8308, 31837), (9796, 27001), (10586, 24986), (12493, 21172)]