29981525

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 45711360

約数和(自身を除く): 15729835

約数列:

[1, 5, 7, 19, 25, 35, 71, 95, 127, 133, 175, 355, 475, 497, 635, 665, 889, 1349, 1775, 2413, 2485, 3175, 3325, 4445, 6745, 9017, 9443, 12065, 12425, 16891, 22225, 33725, 45085, 47215, 60325, 63119, 84455, 171323, 225425, 236075, 315595, 422275, 856615, 1199261, 1577975, 4283075, 5996305, 29981525]

約数ペア:

[(1, 29981525), (5, 5996305), (7, 4283075), (19, 1577975), (25, 1199261), (35, 856615), (71, 422275), (95, 315595), (127, 236075), (133, 225425), (175, 171323), (355, 84455), (475, 63119), (497, 60325), (635, 47215), (665, 45085), (889, 33725), (1349, 22225), (1775, 16891), (2413, 12425), (2485, 12065), (3175, 9443), (3325, 9017), (4445, 6745)]