71014475

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2052

約数の個数: 36

約数和(自身を含む): 106020000

約数和(自身を除く): 35005525

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 725, 1015, 1225, 1421, 1999, 5075, 7105, 9995, 13993, 35525, 49975, 57971, 69965, 97951, 289855, 349825, 405797, 489755, 1449275, 2028985, 2448775, 2840579, 10144925, 14202895, 71014475]

約数ペア:

[(1, 71014475), (5, 14202895), (7, 10144925), (25, 2840579), (29, 2448775), (35, 2028985), (49, 1449275), (145, 489755), (175, 405797), (203, 349825), (245, 289855), (725, 97951), (1015, 69965), (1225, 57971), (1421, 49975), (1999, 35525), (5075, 13993), (7105, 9995)]