80236960

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8221}}^1$

素因数の和:8297

約数の個数: 48

約数和(自身を含む): 192690792

約数和(自身を除く): 112453832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 8221, 9760, 16442, 32884, 41105, 65768, 82210, 131536, 164420, 263072, 328840, 501481, 657680, 1002962, 1315360, 2005924, 2507405, 4011848, 5014810, 8023696, 10029620, 16047392, 20059240, 40118480, 80236960]

約数ペア:

[(1, 80236960), (2, 40118480), (4, 20059240), (5, 16047392), (8, 10029620), (10, 8023696), (16, 5014810), (20, 4011848), (32, 2507405), (40, 2005924), (61, 1315360), (80, 1002962), (122, 657680), (160, 501481), (244, 328840), (305, 263072), (488, 164420), (610, 131536), (976, 82210), (1220, 65768), (1952, 41105), (2440, 32884), (4880, 16442), (8221, 9760)]