83971328

素因数分解:

$2^8\times 7^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 195831552

約数和(自身を除く): 111860224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 256, 329, 376, 448, 658, 752, 896, 997, 1316, 1504, 1792, 1994, 2632, 3008, 3988, 5264, 6016, 6979, 7976, 10528, 12032, 13958, 15952, 21056, 27916, 31904, 42112, 46859, 55832, 63808, 84224, 93718, 111664, 127616, 187436, 223328, 255232, 328013, 374872, 446656, 656026, 749744, 893312, 1312052, 1499488, 1786624, 2624104, 2998976, 5248208, 5997952, 10496416, 11995904, 20992832, 41985664, 83971328]

約数ペア:

[(1, 83971328), (2, 41985664), (4, 20992832), (7, 11995904), (8, 10496416), (14, 5997952), (16, 5248208), (28, 2998976), (32, 2624104), (47, 1786624), (56, 1499488), (64, 1312052), (94, 893312), (112, 749744), (128, 656026), (188, 446656), (224, 374872), (256, 328013), (329, 255232), (376, 223328), (448, 187436), (658, 127616), (752, 111664), (896, 93718), (997, 84224), (1316, 63808), (1504, 55832), (1792, 46859), (1994, 42112), (2632, 31904), (3008, 27916), (3988, 21056), (5264, 15952), (6016, 13958), (6979, 12032), (7976, 10528)]