253681225

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1201}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 386332416

約数和(自身を除く): 132651191

約数列:

[1, 5, 7, 17, 25, 35, 71, 85, 119, 175, 355, 425, 497, 595, 1201, 1207, 1775, 2485, 2975, 6005, 6035, 8407, 8449, 12425, 20417, 30025, 30175, 42035, 42245, 85271, 102085, 142919, 210175, 211225, 426355, 510425, 596897, 714595, 1449607, 2131775, 2984485, 3572975, 7248035, 10147249, 14922425, 36240175, 50736245, 253681225]

約数ペア:

[(1, 253681225), (5, 50736245), (7, 36240175), (17, 14922425), (25, 10147249), (35, 7248035), (71, 3572975), (85, 2984485), (119, 2131775), (175, 1449607), (355, 714595), (425, 596897), (497, 510425), (595, 426355), (1201, 211225), (1207, 210175), (1775, 142919), (2485, 102085), (2975, 85271), (6005, 42245), (6035, 42035), (8407, 30175), (8449, 30025), (12425, 20417)]