65243648

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2168

約数の個数: 40

約数和(自身を含む): 132560340

約数和(自身を除く): 67316692

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1952, 2089, 3904, 4178, 7808, 8356, 15616, 16712, 31232, 33424, 66848, 127429, 133696, 254858, 267392, 509716, 534784, 1019432, 1069568, 2038864, 4077728, 8155456, 16310912, 32621824, 65243648]

約数ペア:

[(1, 65243648), (2, 32621824), (4, 16310912), (8, 8155456), (16, 4077728), (32, 2038864), (61, 1069568), (64, 1019432), (122, 534784), (128, 509716), (244, 267392), (256, 254858), (488, 133696), (512, 127429), (976, 66848), (1952, 33424), (2089, 31232), (3904, 16712), (4178, 15616), (7808, 8356)]