156970385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^2$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 228795840

約数和(自身を除く): 71825455

約数列:

[1, 5, 11, 13, 55, 59, 61, 65, 143, 295, 305, 649, 671, 715, 767, 793, 3245, 3355, 3599, 3721, 3835, 3965, 8437, 8723, 17995, 18605, 39589, 40931, 42185, 43615, 46787, 48373, 197945, 204655, 219539, 233935, 241865, 514657, 532103, 1097695, 2414929, 2573285, 2660515, 2854007, 12074645, 14270035, 31394077, 156970385]

約数ペア:

[(1, 156970385), (5, 31394077), (11, 14270035), (13, 12074645), (55, 2854007), (59, 2660515), (61, 2573285), (65, 2414929), (143, 1097695), (295, 532103), (305, 514657), (649, 241865), (671, 233935), (715, 219539), (767, 204655), (793, 197945), (3245, 48373), (3355, 46787), (3599, 43615), (3721, 42185), (3835, 40931), (3965, 39589), (8437, 18605), (8723, 17995)]