1277687552

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3137}}^1$

素因数の和:3233

約数の個数: 72

約数和(自身を含む): 2681082096

約数和(自身を除く): 1403394544

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 128, 148, 172, 256, 296, 344, 592, 688, 1184, 1376, 1591, 2368, 2752, 3137, 3182, 4736, 5504, 6274, 6364, 9472, 11008, 12548, 12728, 25096, 25456, 50192, 50912, 100384, 101824, 116069, 134891, 200768, 203648, 232138, 269782, 401536, 407296, 464276, 539564, 803072, 928552, 1079128, 1857104, 2158256, 3714208, 4316512, 4990967, 7428416, 8633024, 9981934, 14856832, 17266048, 19963868, 29713664, 34532096, 39927736, 79855472, 159710944, 319421888, 638843776, 1277687552]

約数ペア:

[(1, 1277687552), (2, 638843776), (4, 319421888), (8, 159710944), (16, 79855472), (32, 39927736), (37, 34532096), (43, 29713664), (64, 19963868), (74, 17266048), (86, 14856832), (128, 9981934), (148, 8633024), (172, 7428416), (256, 4990967), (296, 4316512), (344, 3714208), (592, 2158256), (688, 1857104), (1184, 1079128), (1376, 928552), (1591, 803072), (2368, 539564), (2752, 464276), (3137, 407296), (3182, 401536), (4736, 269782), (5504, 232138), (6274, 203648), (6364, 200768), (9472, 134891), (11008, 116069), (12548, 101824), (12728, 100384), (25096, 50912), (25456, 50192)]