71317725

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 122135040

約数和(自身を除く): 50817315

約数列:

[1, 3, 5, 15, 25, 59, 71, 75, 177, 213, 227, 295, 355, 681, 885, 1065, 1135, 1475, 1775, 3405, 4189, 4425, 5325, 5675, 12567, 13393, 16117, 17025, 20945, 40179, 48351, 62835, 66965, 80585, 104725, 200895, 241755, 314175, 334825, 402925, 950903, 1004475, 1208775, 2852709, 4754515, 14263545, 23772575, 71317725]

約数ペア:

[(1, 71317725), (3, 23772575), (5, 14263545), (15, 4754515), (25, 2852709), (59, 1208775), (71, 1004475), (75, 950903), (177, 402925), (213, 334825), (227, 314175), (295, 241755), (355, 200895), (681, 104725), (885, 80585), (1065, 66965), (1135, 62835), (1475, 48351), (1775, 40179), (3405, 20945), (4189, 17025), (4425, 16117), (5325, 13393), (5675, 12567)]