158696980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1759}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 360138240

約数和(自身を除く): 201441260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 694, 1388, 1735, 1759, 3470, 3518, 4511, 6940, 7036, 8795, 9022, 17590, 18044, 22555, 22867, 35180, 45110, 45734, 90220, 91468, 114335, 228670, 457340, 610373, 1220746, 2441492, 3051865, 6103730, 7934849, 12207460, 15869698, 31739396, 39674245, 79348490, 158696980]

約数ペア:

[(1, 158696980), (2, 79348490), (4, 39674245), (5, 31739396), (10, 15869698), (13, 12207460), (20, 7934849), (26, 6103730), (52, 3051865), (65, 2441492), (130, 1220746), (260, 610373), (347, 457340), (694, 228670), (1388, 114335), (1735, 91468), (1759, 90220), (3470, 45734), (3518, 45110), (4511, 35180), (6940, 22867), (7036, 22555), (8795, 18044), (9022, 17590)]