28266549904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{160009}}^1$

素因数の和:160259

約数の個数: 40

約数和(自身を含む): 55972138040

約数和(自身を除く): 27705588136

約数列:

[1, 2, 4, 8, 16, 61, 122, 181, 244, 362, 488, 724, 976, 1448, 2896, 11041, 22082, 44164, 88328, 160009, 176656, 320018, 640036, 1280072, 2560144, 9760549, 19521098, 28961629, 39042196, 57923258, 78084392, 115846516, 156168784, 231693032, 463386064, 1766659369, 3533318738, 7066637476, 14133274952, 28266549904]

約数ペア:

[(1, 28266549904), (2, 14133274952), (4, 7066637476), (8, 3533318738), (16, 1766659369), (61, 463386064), (122, 231693032), (181, 156168784), (244, 115846516), (362, 78084392), (488, 57923258), (724, 39042196), (976, 28961629), (1448, 19521098), (2896, 9760549), (11041, 2560144), (22082, 1280072), (44164, 640036), (88328, 320018), (160009, 176656)]