80213554

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 131904000

約数和(自身を除く): 51690446

約数列:

[1, 2, 19, 31, 38, 62, 149, 298, 457, 589, 914, 1178, 2831, 4619, 5662, 8683, 9238, 14167, 17366, 28334, 68093, 87761, 136186, 175522, 269173, 538346, 1293767, 2110883, 2587534, 4221766, 40106777, 80213554]

約数ペア:

[(1, 80213554), (2, 40106777), (19, 4221766), (31, 2587534), (38, 2110883), (62, 1293767), (149, 538346), (298, 269173), (457, 175522), (589, 136186), (914, 87761), (1178, 68093), (2831, 28334), (4619, 17366), (5662, 14167), (8683, 9238)]