80539648

素因数分解:

$2^{12}\times 7^1\times {\mathrm{53}}^2$

素因数の和:137

約数の個数: 78

約数和(自身を含む): 187606664

約数和(自身を除く): 107067016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 512, 742, 848, 896, 1024, 1484, 1696, 1792, 2048, 2809, 2968, 3392, 3584, 4096, 5618, 5936, 6784, 7168, 11236, 11872, 13568, 14336, 19663, 22472, 23744, 27136, 28672, 39326, 44944, 47488, 54272, 78652, 89888, 94976, 108544, 157304, 179776, 189952, 217088, 314608, 359552, 379904, 629216, 719104, 759808, 1258432, 1438208, 1519616, 2516864, 2876416, 5033728, 5752832, 10067456, 11505664, 20134912, 40269824, 80539648]

約数ペア:

[(1, 80539648), (2, 40269824), (4, 20134912), (7, 11505664), (8, 10067456), (14, 5752832), (16, 5033728), (28, 2876416), (32, 2516864), (53, 1519616), (56, 1438208), (64, 1258432), (106, 759808), (112, 719104), (128, 629216), (212, 379904), (224, 359552), (256, 314608), (371, 217088), (424, 189952), (448, 179776), (512, 157304), (742, 108544), (848, 94976), (896, 89888), (1024, 78652), (1484, 54272), (1696, 47488), (1792, 44944), (2048, 39326), (2809, 28672), (2968, 27136), (3392, 23744), (3584, 22472), (4096, 19663), (5618, 14336), (5936, 13568), (6784, 11872), (7168, 11236)]