81037648

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:244

約数の個数: 60

約数和(自身を含む): 169212384

約数和(自身を除く): 88174736

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 131, 164, 184, 262, 328, 368, 524, 656, 943, 1048, 1681, 1886, 2096, 3013, 3362, 3772, 5371, 6026, 6724, 7544, 10742, 12052, 13448, 15088, 21484, 24104, 26896, 38663, 42968, 48208, 77326, 85936, 123533, 154652, 220211, 247066, 309304, 440422, 494132, 618608, 880844, 988264, 1761688, 1976528, 3523376, 5064853, 10129706, 20259412, 40518824, 81037648]

約数ペア:

[(1, 81037648), (2, 40518824), (4, 20259412), (8, 10129706), (16, 5064853), (23, 3523376), (41, 1976528), (46, 1761688), (82, 988264), (92, 880844), (131, 618608), (164, 494132), (184, 440422), (262, 309304), (328, 247066), (368, 220211), (524, 154652), (656, 123533), (943, 85936), (1048, 77326), (1681, 48208), (1886, 42968), (2096, 38663), (3013, 26896), (3362, 24104), (3772, 21484), (5371, 15088), (6026, 13448), (6724, 12052), (7544, 10742)]