128460176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2927}}^1$

素因数の和:3159

約数の個数: 40

約数和(自身を含む): 269399424

約数和(自身を除く): 140939248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 422, 844, 1688, 2743, 2927, 3376, 5486, 5854, 10972, 11708, 21944, 23416, 38051, 43888, 46832, 76102, 152204, 304408, 608816, 617597, 1235194, 2470388, 4940776, 8028761, 9881552, 16057522, 32115044, 64230088, 128460176]

約数ペア:

[(1, 128460176), (2, 64230088), (4, 32115044), (8, 16057522), (13, 9881552), (16, 8028761), (26, 4940776), (52, 2470388), (104, 1235194), (208, 617597), (211, 608816), (422, 304408), (844, 152204), (1688, 76102), (2743, 46832), (2927, 43888), (3376, 38051), (5486, 23416), (5854, 21944), (10972, 11708)]