9871971050

素因数分解:

$2^1\times 5^2\times {\mathrm{349}}^2\times {\mathrm{1621}}^1$

素因数の和:2331

約数の個数: 36

約数和(自身を含む): 18425989746

約数和(自身を除く): 8554018696

約数列:

[1, 2, 5, 10, 25, 50, 349, 698, 1621, 1745, 3242, 3490, 8105, 8725, 16210, 17450, 40525, 81050, 121801, 243602, 565729, 609005, 1131458, 1218010, 2828645, 3045025, 5657290, 6090050, 14143225, 28286450, 197439421, 394878842, 987197105, 1974394210, 4935985525, 9871971050]

約数ペア:

[(1, 9871971050), (2, 4935985525), (5, 1974394210), (10, 987197105), (25, 394878842), (50, 197439421), (349, 28286450), (698, 14143225), (1621, 6090050), (1745, 5657290), (3242, 3045025), (3490, 2828645), (8105, 1218010), (8725, 1131458), (16210, 609005), (17450, 565729), (40525, 243602), (81050, 121801)]