81007808

素因数分解:

$2^6\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2477}}^1$

素因数の和:2569

約数の個数: 56

約数和(自身を含む): 186305952

約数和(自身を除く): 105298144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 146, 224, 292, 448, 511, 584, 1022, 1168, 2044, 2336, 2477, 4088, 4672, 4954, 8176, 9908, 16352, 17339, 19816, 32704, 34678, 39632, 69356, 79264, 138712, 158528, 180821, 277424, 361642, 554848, 723284, 1109696, 1265747, 1446568, 2531494, 2893136, 5062988, 5786272, 10125976, 11572544, 20251952, 40503904, 81007808]

約数ペア:

[(1, 81007808), (2, 40503904), (4, 20251952), (7, 11572544), (8, 10125976), (14, 5786272), (16, 5062988), (28, 2893136), (32, 2531494), (56, 1446568), (64, 1265747), (73, 1109696), (112, 723284), (146, 554848), (224, 361642), (292, 277424), (448, 180821), (511, 158528), (584, 138712), (1022, 79264), (1168, 69356), (2044, 39632), (2336, 34678), (2477, 32704), (4088, 19816), (4672, 17339), (4954, 16352), (8176, 9908)]