20432855345

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2729}}^1$

素因数の和:2966

約数の個数: 64

約数和(自身を含む): 29889699840

約数和(自身を除く): 9456844495

約数列:

[1, 5, 7, 23, 35, 71, 115, 131, 161, 355, 497, 655, 805, 917, 1633, 2485, 2729, 3013, 4585, 8165, 9301, 11431, 13645, 15065, 19103, 21091, 46505, 57155, 62767, 65107, 95515, 105455, 193759, 213923, 313835, 325535, 357499, 439369, 968795, 1069615, 1356313, 1497461, 1787495, 2196845, 2502493, 4456457, 6781565, 7487305, 8222477, 12512465, 22282285, 25382429, 31195199, 41112385, 57557339, 126912145, 155975995, 177677003, 287786695, 583795867, 888385015, 2918979335, 4086571069, 20432855345]

約数ペア:

[(1, 20432855345), (5, 4086571069), (7, 2918979335), (23, 888385015), (35, 583795867), (71, 287786695), (115, 177677003), (131, 155975995), (161, 126912145), (355, 57557339), (497, 41112385), (655, 31195199), (805, 25382429), (917, 22282285), (1633, 12512465), (2485, 8222477), (2729, 7487305), (3013, 6781565), (4585, 4456457), (8165, 2502493), (9301, 2196845), (11431, 1787495), (13645, 1497461), (15065, 1356313), (19103, 1069615), (21091, 968795), (46505, 439369), (57155, 357499), (62767, 325535), (65107, 313835), (95515, 213923), (105455, 193759)]