109689920

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4339}}^1$

素因数の和:4435

約数の個数: 56

約数和(自身を含む): 264566400

約数和(自身を除く): 154876480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 4339, 5056, 6320, 8678, 12640, 17356, 21695, 25280, 34712, 43390, 69424, 86780, 138848, 173560, 277696, 342781, 347120, 685562, 694240, 1371124, 1388480, 1713905, 2742248, 3427810, 5484496, 6855620, 10968992, 13711240, 21937984, 27422480, 54844960, 109689920]

約数ペア:

[(1, 109689920), (2, 54844960), (4, 27422480), (5, 21937984), (8, 13711240), (10, 10968992), (16, 6855620), (20, 5484496), (32, 3427810), (40, 2742248), (64, 1713905), (79, 1388480), (80, 1371124), (158, 694240), (160, 685562), (316, 347120), (320, 342781), (395, 277696), (632, 173560), (790, 138848), (1264, 86780), (1580, 69424), (2528, 43390), (3160, 34712), (4339, 25280), (5056, 21695), (6320, 17356), (8678, 12640)]