129136555664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{15761}}^1\times {\mathrm{16519}}^1$

素因数の和:32319

約数の個数: 40

約数和(自身を含む): 258305134080

約数和(自身を除く): 129168578416

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 15761, 16519, 31522, 33038, 63044, 66076, 126088, 132152, 252176, 264304, 488591, 512089, 977182, 1024178, 1954364, 2048356, 3908728, 4096712, 7817456, 8193424, 260355959, 520711918, 1041423836, 2082847672, 4165695344, 8071034729, 16142069458, 32284138916, 64568277832, 129136555664]

約数ペア:

[(1, 129136555664), (2, 64568277832), (4, 32284138916), (8, 16142069458), (16, 8071034729), (31, 4165695344), (62, 2082847672), (124, 1041423836), (248, 520711918), (496, 260355959), (15761, 8193424), (16519, 7817456), (31522, 4096712), (33038, 3908728), (63044, 2048356), (66076, 1954364), (126088, 1024178), (132152, 977182), (252176, 512089), (264304, 488591)]