81006848

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 176589336

約数和(自身を除く): 95582488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 128, 202, 208, 241, 256, 404, 416, 482, 808, 832, 964, 1313, 1616, 1664, 1928, 2626, 3133, 3232, 3328, 3856, 5252, 6266, 6464, 7712, 10504, 12532, 12928, 15424, 21008, 24341, 25064, 25856, 30848, 42016, 48682, 50128, 61696, 84032, 97364, 100256, 168064, 194728, 200512, 316433, 336128, 389456, 401024, 632866, 778912, 802048, 1265732, 1557824, 2531464, 3115648, 5062928, 6231296, 10125856, 20251712, 40503424, 81006848]

約数ペア:

[(1, 81006848), (2, 40503424), (4, 20251712), (8, 10125856), (13, 6231296), (16, 5062928), (26, 3115648), (32, 2531464), (52, 1557824), (64, 1265732), (101, 802048), (104, 778912), (128, 632866), (202, 401024), (208, 389456), (241, 336128), (256, 316433), (404, 200512), (416, 194728), (482, 168064), (808, 100256), (832, 97364), (964, 84032), (1313, 61696), (1616, 50128), (1664, 48682), (1928, 42016), (2626, 30848), (3133, 25856), (3232, 25064), (3328, 24341), (3856, 21008), (5252, 15424), (6266, 12928), (6464, 12532), (7712, 10504)]