48551440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 129991680

約数和(自身を除く): 81440240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 181, 280, 362, 479, 560, 724, 905, 958, 1267, 1448, 1810, 1916, 2395, 2534, 2896, 3353, 3620, 3832, 4790, 5068, 6335, 6706, 7240, 7664, 9580, 10136, 12670, 13412, 14480, 16765, 19160, 20272, 25340, 26824, 33530, 38320, 50680, 53648, 67060, 86699, 101360, 134120, 173398, 268240, 346796, 433495, 606893, 693592, 866990, 1213786, 1387184, 1733980, 2427572, 3034465, 3467960, 4855144, 6068930, 6935920, 9710288, 12137860, 24275720, 48551440]

約数ペア:

[(1, 48551440), (2, 24275720), (4, 12137860), (5, 9710288), (7, 6935920), (8, 6068930), (10, 4855144), (14, 3467960), (16, 3034465), (20, 2427572), (28, 1733980), (35, 1387184), (40, 1213786), (56, 866990), (70, 693592), (80, 606893), (112, 433495), (140, 346796), (181, 268240), (280, 173398), (362, 134120), (479, 101360), (560, 86699), (724, 67060), (905, 53648), (958, 50680), (1267, 38320), (1448, 33530), (1810, 26824), (1916, 25340), (2395, 20272), (2534, 19160), (2896, 16765), (3353, 14480), (3620, 13412), (3832, 12670), (4790, 10136), (5068, 9580), (6335, 7664), (6706, 7240)]