161030805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 281615040

約数和(自身を除く): 120584235

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 169, 195, 417, 457, 507, 695, 845, 1371, 1807, 2085, 2285, 2535, 5421, 5941, 6855, 9035, 17823, 23491, 27105, 29705, 63523, 70473, 77233, 89115, 117455, 190569, 231699, 317615, 352365, 386165, 825799, 952845, 1158495, 2477397, 4128995, 10735387, 12386985, 32206161, 53676935, 161030805]

約数ペア:

[(1, 161030805), (3, 53676935), (5, 32206161), (13, 12386985), (15, 10735387), (39, 4128995), (65, 2477397), (139, 1158495), (169, 952845), (195, 825799), (417, 386165), (457, 352365), (507, 317615), (695, 231699), (845, 190569), (1371, 117455), (1807, 89115), (2085, 77233), (2285, 70473), (2535, 63523), (5421, 29705), (5941, 27105), (6855, 23491), (9035, 17823)]