1277780176

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{4831}}^1$

素因数の和:5171

約数の個数: 40

約数和(自身を含む): 2526092288

約数和(自身を除く): 1248312112

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 271, 488, 542, 976, 1084, 2168, 4336, 4831, 9662, 16531, 19324, 33062, 38648, 66124, 77296, 132248, 264496, 294691, 589382, 1178764, 1309201, 2357528, 2618402, 4715056, 5236804, 10473608, 20947216, 79861261, 159722522, 319445044, 638890088, 1277780176]

約数ペア:

[(1, 1277780176), (2, 638890088), (4, 319445044), (8, 159722522), (16, 79861261), (61, 20947216), (122, 10473608), (244, 5236804), (271, 4715056), (488, 2618402), (542, 2357528), (976, 1309201), (1084, 1178764), (2168, 589382), (4336, 294691), (4831, 264496), (9662, 132248), (16531, 77296), (19324, 66124), (33062, 38648)]