880746314

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 1618859520

約数和(自身を除く): 738113206

約数列:

[1, 2, 7, 14, 23, 46, 73, 89, 146, 161, 178, 322, 421, 511, 623, 842, 1022, 1246, 1679, 2047, 2947, 3358, 4094, 5894, 6497, 9683, 11753, 12994, 14329, 19366, 23506, 28658, 30733, 37469, 45479, 61466, 67781, 74938, 90958, 135562, 149431, 215131, 262283, 298862, 430262, 524566, 706859, 861787, 1046017, 1413718, 1723574, 2092034, 2735237, 4948013, 5470474, 6032509, 9896026, 12065018, 19146659, 38293318, 62910451, 125820902, 440373157, 880746314]

約数ペア:

[(1, 880746314), (2, 440373157), (7, 125820902), (14, 62910451), (23, 38293318), (46, 19146659), (73, 12065018), (89, 9896026), (146, 6032509), (161, 5470474), (178, 4948013), (322, 2735237), (421, 2092034), (511, 1723574), (623, 1413718), (842, 1046017), (1022, 861787), (1246, 706859), (1679, 524566), (2047, 430262), (2947, 298862), (3358, 262283), (4094, 215131), (5894, 149431), (6497, 135562), (9683, 90958), (11753, 74938), (12994, 67781), (14329, 61466), (19366, 45479), (23506, 37469), (28658, 30733)]