79660540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5113}}^1$

素因数の和:5182

約数の個数: 48

約数和(自身を含む): 180421920

約数和(自身を除く): 100761380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 5113, 7790, 10226, 15580, 20452, 25565, 51130, 97147, 102260, 194294, 209633, 388588, 419266, 485735, 838532, 971470, 1048165, 1942940, 2096330, 3983027, 4192660, 7966054, 15932108, 19915135, 39830270, 79660540]

約数ペア:

[(1, 79660540), (2, 39830270), (4, 19915135), (5, 15932108), (10, 7966054), (19, 4192660), (20, 3983027), (38, 2096330), (41, 1942940), (76, 1048165), (82, 971470), (95, 838532), (164, 485735), (190, 419266), (205, 388588), (380, 209633), (410, 194294), (779, 102260), (820, 97147), (1558, 51130), (3116, 25565), (3895, 20452), (5113, 15580), (7790, 10226)]