207935584

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1163

約数の個数: 48

約数和(自身を含む): 419973120

約数和(自身を除く): 212037536

約数列:

[1, 2, 4, 8, 16, 32, 79, 83, 158, 166, 316, 332, 632, 664, 991, 1264, 1328, 1982, 2528, 2656, 3964, 6557, 7928, 13114, 15856, 26228, 31712, 52456, 78289, 82253, 104912, 156578, 164506, 209824, 313156, 329012, 626312, 658024, 1252624, 1316048, 2505248, 2632096, 6497987, 12995974, 25991948, 51983896, 103967792, 207935584]

約数ペア:

[(1, 207935584), (2, 103967792), (4, 51983896), (8, 25991948), (16, 12995974), (32, 6497987), (79, 2632096), (83, 2505248), (158, 1316048), (166, 1252624), (316, 658024), (332, 626312), (632, 329012), (664, 313156), (991, 209824), (1264, 164506), (1328, 156578), (1982, 104912), (2528, 82253), (2656, 78289), (3964, 52456), (6557, 31712), (7928, 26228), (13114, 15856)]