201621470

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{3209}}^1$

素因数の和:3380

約数の個数: 32

約数和(自身を含む): 372565440

約数和(自身を除く): 170943970

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 305, 515, 610, 1030, 3209, 6283, 6418, 12566, 16045, 31415, 32090, 62830, 195749, 330527, 391498, 661054, 978745, 1652635, 1957490, 3305270, 20162147, 40324294, 100810735, 201621470]

約数ペア:

[(1, 201621470), (2, 100810735), (5, 40324294), (10, 20162147), (61, 3305270), (103, 1957490), (122, 1652635), (206, 978745), (305, 661054), (515, 391498), (610, 330527), (1030, 195749), (3209, 62830), (6283, 32090), (6418, 31415), (12566, 16045)]