71287856

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{631}}^1$

素因数の和:969

約数の個数: 40

約数和(自身を含む): 144824064

約数和(自身を除く): 73536208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 307, 368, 614, 631, 1228, 1262, 2456, 2524, 4912, 5048, 7061, 10096, 14122, 14513, 28244, 29026, 56488, 58052, 112976, 116104, 193717, 232208, 387434, 774868, 1549736, 3099472, 4455491, 8910982, 17821964, 35643928, 71287856]

約数ペア:

[(1, 71287856), (2, 35643928), (4, 17821964), (8, 8910982), (16, 4455491), (23, 3099472), (46, 1549736), (92, 774868), (184, 387434), (307, 232208), (368, 193717), (614, 116104), (631, 112976), (1228, 58052), (1262, 56488), (2456, 29026), (2524, 28244), (4912, 14513), (5048, 14122), (7061, 10096)]