31307600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 120

約数和(自身を含む): 81369792

約数和(自身を除く): 50062192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 41, 46, 50, 80, 82, 83, 92, 100, 115, 164, 166, 184, 200, 205, 230, 328, 332, 368, 400, 410, 415, 460, 575, 656, 664, 820, 830, 920, 943, 1025, 1150, 1328, 1640, 1660, 1840, 1886, 1909, 2050, 2075, 2300, 3280, 3320, 3403, 3772, 3818, 4100, 4150, 4600, 4715, 6640, 6806, 7544, 7636, 8200, 8300, 9200, 9430, 9545, 13612, 15088, 15272, 16400, 16600, 17015, 18860, 19090, 23575, 27224, 30544, 33200, 34030, 37720, 38180, 47150, 47725, 54448, 68060, 75440, 76360, 78269, 85075, 94300, 95450, 136120, 152720, 156538, 170150, 188600, 190900, 272240, 313076, 340300, 377200, 381800, 391345, 626152, 680600, 763600, 782690, 1252304, 1361200, 1565380, 1956725, 3130760, 3913450, 6261520, 7826900, 15653800, 31307600]

約数ペア:

[(1, 31307600), (2, 15653800), (4, 7826900), (5, 6261520), (8, 3913450), (10, 3130760), (16, 1956725), (20, 1565380), (23, 1361200), (25, 1252304), (40, 782690), (41, 763600), (46, 680600), (50, 626152), (80, 391345), (82, 381800), (83, 377200), (92, 340300), (100, 313076), (115, 272240), (164, 190900), (166, 188600), (184, 170150), (200, 156538), (205, 152720), (230, 136120), (328, 95450), (332, 94300), (368, 85075), (400, 78269), (410, 76360), (415, 75440), (460, 68060), (575, 54448), (656, 47725), (664, 47150), (820, 38180), (830, 37720), (920, 34030), (943, 33200), (1025, 30544), (1150, 27224), (1328, 23575), (1640, 19090), (1660, 18860), (1840, 17015), (1886, 16600), (1909, 16400), (2050, 15272), (2075, 15088), (2300, 13612), (3280, 9545), (3320, 9430), (3403, 9200), (3772, 8300), (3818, 8200), (4100, 7636), (4150, 7544), (4600, 6806), (4715, 6640)]