80762084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 164028480

約数和(自身を除く): 83266396

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 817, 988, 1118, 1634, 1901, 2236, 3268, 3802, 7604, 10621, 21242, 24713, 36119, 42484, 49426, 72238, 81743, 98852, 144476, 163486, 326972, 469547, 939094, 1062659, 1553117, 1878188, 2125318, 3106234, 4250636, 6212468, 20190521, 40381042, 80762084]

約数ペア:

[(1, 80762084), (2, 40381042), (4, 20190521), (13, 6212468), (19, 4250636), (26, 3106234), (38, 2125318), (43, 1878188), (52, 1553117), (76, 1062659), (86, 939094), (172, 469547), (247, 326972), (494, 163486), (559, 144476), (817, 98852), (988, 81743), (1118, 72238), (1634, 49426), (1901, 42484), (2236, 36119), (3268, 24713), (3802, 21242), (7604, 10621)]