220224715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 289967040

約数和(自身を除く): 69742325

約数列:

[1, 5, 17, 43, 85, 89, 215, 445, 677, 731, 1513, 3385, 3655, 3827, 7565, 11509, 19135, 29111, 57545, 60253, 65059, 145555, 301265, 325295, 494887, 1024301, 2474435, 2590879, 5121505, 12954395, 44044943, 220224715]

約数ペア:

[(1, 220224715), (5, 44044943), (17, 12954395), (43, 5121505), (85, 2590879), (89, 2474435), (215, 1024301), (445, 494887), (677, 325295), (731, 301265), (1513, 145555), (3385, 65059), (3655, 60253), (3827, 57545), (7565, 29111), (11509, 19135)]