28803248

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:389

約数の個数: 40

約数和(自身を含む): 57250800

約数和(自身を除く): 28447552

約数列:

[1, 2, 4, 8, 16, 89, 113, 178, 179, 226, 356, 358, 452, 712, 716, 904, 1424, 1432, 1808, 2864, 10057, 15931, 20114, 20227, 31862, 40228, 40454, 63724, 80456, 80908, 127448, 160912, 161816, 254896, 323632, 1800203, 3600406, 7200812, 14401624, 28803248]

約数ペア:

[(1, 28803248), (2, 14401624), (4, 7200812), (8, 3600406), (16, 1800203), (89, 323632), (113, 254896), (178, 161816), (179, 160912), (226, 127448), (356, 80908), (358, 80456), (452, 63724), (712, 40454), (716, 40228), (904, 31862), (1424, 20227), (1432, 20114), (1808, 15931), (2864, 10057)]