80634778

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 141128064

約数和(自身を除く): 60493286

約数列:

[1, 2, 7, 14, 73, 146, 257, 307, 511, 514, 614, 1022, 1799, 2149, 3598, 4298, 18761, 22411, 37522, 44822, 78899, 131327, 156877, 157798, 262654, 313754, 552293, 1104586, 5759627, 11519254, 40317389, 80634778]

約数ペア:

[(1, 80634778), (2, 40317389), (7, 11519254), (14, 5759627), (73, 1104586), (146, 552293), (257, 313754), (307, 262654), (511, 157798), (514, 156877), (614, 131327), (1022, 78899), (1799, 44822), (2149, 37522), (3598, 22411), (4298, 18761)]