128309488

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{1123}}^1$

素因数の和:1361

約数の個数: 40

約数和(自身を含む): 256869968

約数和(自身を除く): 128560480

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 193, 296, 386, 592, 772, 1123, 1544, 2246, 3088, 4492, 7141, 8984, 14282, 17968, 28564, 41551, 57128, 83102, 114256, 166204, 216739, 332408, 433478, 664816, 866956, 1733912, 3467824, 8019343, 16038686, 32077372, 64154744, 128309488]

約数ペア:

[(1, 128309488), (2, 64154744), (4, 32077372), (8, 16038686), (16, 8019343), (37, 3467824), (74, 1733912), (148, 866956), (193, 664816), (296, 433478), (386, 332408), (592, 216739), (772, 166204), (1123, 114256), (1544, 83102), (2246, 57128), (3088, 41551), (4492, 28564), (7141, 17968), (8984, 14282)]