2129705425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{18443}}^1$

素因数の和:18633

約数の個数: 24

約数和(自身を含む): 2744467200

約数和(自身を除く): 614761775

約数列:

[1, 5, 25, 31, 149, 155, 745, 775, 3725, 4619, 18443, 23095, 92215, 115475, 461075, 571733, 2748007, 2858665, 13740035, 14293325, 68700175, 85188217, 425941085, 2129705425]

約数ペア:

[(1, 2129705425), (5, 425941085), (25, 85188217), (31, 68700175), (149, 14293325), (155, 13740035), (745, 2858665), (775, 2748007), (3725, 571733), (4619, 461075), (18443, 115475), (23095, 92215)]