2257675

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 3463320

約数和(自身を除く): 1205645

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 97, 133, 175, 245, 475, 485, 665, 679, 931, 1225, 1843, 2425, 3325, 3395, 4655, 4753, 9215, 12901, 16975, 23275, 23765, 46075, 64505, 90307, 118825, 322525, 451535, 2257675]

約数ペア:

[(1, 2257675), (5, 451535), (7, 322525), (19, 118825), (25, 90307), (35, 64505), (49, 46075), (95, 23765), (97, 23275), (133, 16975), (175, 12901), (245, 9215), (475, 4753), (485, 4655), (665, 3395), (679, 3325), (931, 2425), (1225, 1843)]