129133025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 195701760

約数和(自身を除く): 66568735

約数列:

[1, 5, 7, 19, 25, 35, 71, 95, 133, 175, 355, 475, 497, 547, 665, 1349, 1775, 2485, 2735, 3325, 3829, 6745, 9443, 10393, 12425, 13675, 19145, 33725, 38837, 47215, 51965, 72751, 95725, 194185, 236075, 259825, 271859, 363755, 737903, 970925, 1359295, 1818775, 3689515, 5165321, 6796475, 18447575, 25826605, 129133025]

約数ペア:

[(1, 129133025), (5, 25826605), (7, 18447575), (19, 6796475), (25, 5165321), (35, 3689515), (71, 1818775), (95, 1359295), (133, 970925), (175, 737903), (355, 363755), (475, 271859), (497, 259825), (547, 236075), (665, 194185), (1349, 95725), (1775, 72751), (2485, 51965), (2735, 47215), (3325, 38837), (3829, 33725), (6745, 19145), (9443, 13675), (10393, 12425)]