128977264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{16759}}^1$

素因数の和:16817

約数の個数: 40

約数和(自身を含む): 276405920

約数和(自身を除く): 147428656

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 7696, 16759, 33518, 67036, 134072, 217867, 268144, 435734, 620083, 871468, 1240166, 1742936, 2480332, 3485872, 4960664, 8061079, 9921328, 16122158, 32244316, 64488632, 128977264]

約数ペア:

[(1, 128977264), (2, 64488632), (4, 32244316), (8, 16122158), (13, 9921328), (16, 8061079), (26, 4960664), (37, 3485872), (52, 2480332), (74, 1742936), (104, 1240166), (148, 871468), (208, 620083), (296, 435734), (481, 268144), (592, 217867), (962, 134072), (1924, 67036), (3848, 33518), (7696, 16759)]